31522725

素因数分解:

$3^2\times 5^2\times {\mathrm{13}}^2\times {\mathrm{829}}^1$

素因数の和:871

約数の個数: 54

約数和(自身を含む): 61211670

約数和(自身を除く): 29688945

約数列:

[1, 3, 5, 9, 13, 15, 25, 39, 45, 65, 75, 117, 169, 195, 225, 325, 507, 585, 829, 845, 975, 1521, 2487, 2535, 2925, 4145, 4225, 7461, 7605, 10777, 12435, 12675, 20725, 32331, 37305, 38025, 53885, 62175, 96993, 140101, 161655, 186525, 269425, 420303, 484965, 700505, 808275, 1260909, 2101515, 2424825, 3502525, 6304545, 10507575, 31522725]

約数ペア:

[(1, 31522725), (3, 10507575), (5, 6304545), (9, 3502525), (13, 2424825), (15, 2101515), (25, 1260909), (39, 808275), (45, 700505), (65, 484965), (75, 420303), (117, 269425), (169, 186525), (195, 161655), (225, 140101), (325, 96993), (507, 62175), (585, 53885), (829, 38025), (845, 37305), (975, 32331), (1521, 20725), (2487, 12675), (2535, 12435), (2925, 10777), (4145, 7605), (4225, 7461)]