42988725

素因数分解:

$3^4\times 5^2\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{71}}^1$

素因数の和:129

約数の個数: 120

約数和(自身を含む): 90744192

約数和(自身を除く): 47755467

約数列:

[1, 3, 5, 9, 13, 15, 23, 25, 27, 39, 45, 65, 69, 71, 75, 81, 115, 117, 135, 195, 207, 213, 225, 299, 325, 345, 351, 355, 405, 575, 585, 621, 639, 675, 897, 923, 975, 1035, 1053, 1065, 1495, 1633, 1725, 1755, 1775, 1863, 1917, 2025, 2691, 2769, 2925, 3105, 3195, 4485, 4615, 4899, 5175, 5265, 5325, 5751, 7475, 8073, 8165, 8307, 8775, 9315, 9585, 13455, 13845, 14697, 15525, 15975, 21229, 22425, 23075, 24219, 24495, 24921, 26325, 28755, 40365, 40825, 41535, 44091, 46575, 47925, 63687, 67275, 69225, 73485, 74763, 106145, 121095, 122475, 124605, 132273, 143775, 191061, 201825, 207675, 220455, 318435, 367425, 373815, 530725, 573183, 605475, 623025, 661365, 955305, 1102275, 1592175, 1719549, 1869075, 2865915, 3306825, 4776525, 8597745, 14329575, 42988725]

約数ペア:

[(1, 42988725), (3, 14329575), (5, 8597745), (9, 4776525), (13, 3306825), (15, 2865915), (23, 1869075), (25, 1719549), (27, 1592175), (39, 1102275), (45, 955305), (65, 661365), (69, 623025), (71, 605475), (75, 573183), (81, 530725), (115, 373815), (117, 367425), (135, 318435), (195, 220455), (207, 207675), (213, 201825), (225, 191061), (299, 143775), (325, 132273), (345, 124605), (351, 122475), (355, 121095), (405, 106145), (575, 74763), (585, 73485), (621, 69225), (639, 67275), (675, 63687), (897, 47925), (923, 46575), (975, 44091), (1035, 41535), (1053, 40825), (1065, 40365), (1495, 28755), (1633, 26325), (1725, 24921), (1755, 24495), (1775, 24219), (1863, 23075), (1917, 22425), (2025, 21229), (2691, 15975), (2769, 15525), (2925, 14697), (3105, 13845), (3195, 13455), (4485, 9585), (4615, 9315), (4899, 8775), (5175, 8307), (5265, 8165), (5325, 8073), (5751, 7475)]