18067725

素因数分解:

$3^3\times 5^2\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{71}}^1$

素因数の和:132

約数の個数: 96

約数和(自身を含む): 37497600

約数和(自身を除く): 19429875

約数列:

[1, 3, 5, 9, 13, 15, 25, 27, 29, 39, 45, 65, 71, 75, 87, 117, 135, 145, 195, 213, 225, 261, 325, 351, 355, 377, 435, 585, 639, 675, 725, 783, 923, 975, 1065, 1131, 1305, 1755, 1775, 1885, 1917, 2059, 2175, 2769, 2925, 3195, 3393, 3915, 4615, 5325, 5655, 6177, 6525, 8307, 8775, 9425, 9585, 10179, 10295, 13845, 15975, 16965, 18531, 19575, 23075, 24921, 26767, 28275, 30885, 41535, 47925, 50895, 51475, 55593, 69225, 80301, 84825, 92655, 124605, 133835, 154425, 207675, 240903, 254475, 277965, 401505, 463275, 623025, 669175, 722709, 1204515, 1389825, 2007525, 3613545, 6022575, 18067725]

約数ペア:

[(1, 18067725), (3, 6022575), (5, 3613545), (9, 2007525), (13, 1389825), (15, 1204515), (25, 722709), (27, 669175), (29, 623025), (39, 463275), (45, 401505), (65, 277965), (71, 254475), (75, 240903), (87, 207675), (117, 154425), (135, 133835), (145, 124605), (195, 92655), (213, 84825), (225, 80301), (261, 69225), (325, 55593), (351, 51475), (355, 50895), (377, 47925), (435, 41535), (585, 30885), (639, 28275), (675, 26767), (725, 24921), (783, 23075), (923, 19575), (975, 18531), (1065, 16965), (1131, 15975), (1305, 13845), (1755, 10295), (1775, 10179), (1885, 9585), (1917, 9425), (2059, 8775), (2175, 8307), (2769, 6525), (2925, 6177), (3195, 5655), (3393, 5325), (3915, 4615)]