18663150097935

素因数分解:

$3^3\times 5^1\times 7^1\times {\mathrm{71}}^1\times {\mathrm{431}}^1\times {\mathrm{645383}}^1$

素因数の和:645906

約数の個数: 128

約数和(自身を含む): 38542125957120

約数和(自身を除く): 19878975859185

約数列:

[1, 3, 5, 7, 9, 15, 21, 27, 35, 45, 63, 71, 105, 135, 189, 213, 315, 355, 431, 497, 639, 945, 1065, 1293, 1491, 1917, 2155, 2485, 3017, 3195, 3879, 4473, 6465, 7455, 9051, 9585, 11637, 13419, 15085, 19395, 22365, 27153, 30601, 45255, 58185, 67095, 81459, 91803, 135765, 153005, 214207, 275409, 407295, 459015, 642621, 645383, 826227, 1071035, 1377045, 1927863, 1936149, 3213105, 3226915, 4131135, 4517681, 5783589, 5808447, 9639315, 9680745, 13553043, 17425341, 22588405, 28917945, 29042235, 40659129, 45822193, 67765215, 87126705, 121977387, 137466579, 203295645, 229110965, 278160073, 320755351, 412399737, 609886935, 687332895, 834480219, 962266053, 1237199211, 1390800365, 1603776755, 1947120511, 2061998685, 2503440657, 2886798159, 4172401095, 4811330265, 5841361533, 6185996055, 7510321971, 8660394477, 9735602555, 12517203285, 14433990795, 17524084599, 19749365183, 29206807665, 37551609855, 43301972385, 52572253797, 59248095549, 87620422995, 98746825915, 138245556281, 177744286647, 262861268985, 296240477745, 414736668843, 533232859941, 691227781405, 888721433235, 1244210006529, 2073683344215, 2666164299705, 3732630019587, 6221050032645, 18663150097935]

約数ペア:

[(1, 18663150097935), (3, 6221050032645), (5, 3732630019587), (7, 2666164299705), (9, 2073683344215), (15, 1244210006529), (21, 888721433235), (27, 691227781405), (35, 533232859941), (45, 414736668843), (63, 296240477745), (71, 262861268985), (105, 177744286647), (135, 138245556281), (189, 98746825915), (213, 87620422995), (315, 59248095549), (355, 52572253797), (431, 43301972385), (497, 37551609855), (639, 29206807665), (945, 19749365183), (1065, 17524084599), (1293, 14433990795), (1491, 12517203285), (1917, 9735602555), (2155, 8660394477), (2485, 7510321971), (3017, 6185996055), (3195, 5841361533), (3879, 4811330265), (4473, 4172401095), (6465, 2886798159), (7455, 2503440657), (9051, 2061998685), (9585, 1947120511), (11637, 1603776755), (13419, 1390800365), (15085, 1237199211), (19395, 962266053), (22365, 834480219), (27153, 687332895), (30601, 609886935), (45255, 412399737), (58185, 320755351), (67095, 278160073), (81459, 229110965), (91803, 203295645), (135765, 137466579), (153005, 121977387), (214207, 87126705), (275409, 67765215), (407295, 45822193), (459015, 40659129), (642621, 29042235), (645383, 28917945), (826227, 22588405), (1071035, 17425341), (1377045, 13553043), (1927863, 9680745), (1936149, 9639315), (3213105, 5808447), (3226915, 5783589), (4131135, 4517681)]