15852525

素因数分解:

$3^1\times 5^2\times {\mathrm{13}}^1\times {\mathrm{71}}^1\times {\mathrm{229}}^1$

素因数の和:326

約数の個数: 48

約数和(自身を含む): 28748160

約数和(自身を除く): 12895635

約数列:

[1, 3, 5, 13, 15, 25, 39, 65, 71, 75, 195, 213, 229, 325, 355, 687, 923, 975, 1065, 1145, 1775, 2769, 2977, 3435, 4615, 5325, 5725, 8931, 13845, 14885, 16259, 17175, 23075, 44655, 48777, 69225, 74425, 81295, 211367, 223275, 243885, 406475, 634101, 1056835, 1219425, 3170505, 5284175, 15852525]

約数ペア:

[(1, 15852525), (3, 5284175), (5, 3170505), (13, 1219425), (15, 1056835), (25, 634101), (39, 406475), (65, 243885), (71, 223275), (75, 211367), (195, 81295), (213, 74425), (229, 69225), (325, 48777), (355, 44655), (687, 23075), (923, 17175), (975, 16259), (1065, 14885), (1145, 13845), (1775, 8931), (2769, 5725), (2977, 5325), (3435, 4615)]