13420125

素因数分解:

$3^2\times 5^3\times {\mathrm{79}}^1\times {\mathrm{151}}^1$

素因数の和:251

約数の個数: 48

約数和(自身を含む): 24660480

約数和(自身を除く): 11240355

約数列:

[1, 3, 5, 9, 15, 25, 45, 75, 79, 125, 151, 225, 237, 375, 395, 453, 711, 755, 1125, 1185, 1359, 1975, 2265, 3555, 3775, 5925, 6795, 9875, 11325, 11929, 17775, 18875, 29625, 33975, 35787, 56625, 59645, 88875, 107361, 169875, 178935, 298225, 536805, 894675, 1491125, 2684025, 4473375, 13420125]

約数ペア:

[(1, 13420125), (3, 4473375), (5, 2684025), (9, 1491125), (15, 894675), (25, 536805), (45, 298225), (75, 178935), (79, 169875), (125, 107361), (151, 88875), (225, 59645), (237, 56625), (375, 35787), (395, 33975), (453, 29625), (711, 18875), (755, 17775), (1125, 11929), (1185, 11325), (1359, 9875), (1975, 6795), (2265, 5925), (3555, 3775)]