11721375

素因数分解:

$3^3\times 5^3\times {\mathrm{23}}^1\times {\mathrm{151}}^1$

素因数の和:198

約数の個数: 64

約数和(自身を含む): 22763520

約数和(自身を除く): 11042145

約数列:

[1, 3, 5, 9, 15, 23, 25, 27, 45, 69, 75, 115, 125, 135, 151, 207, 225, 345, 375, 453, 575, 621, 675, 755, 1035, 1125, 1359, 1725, 2265, 2875, 3105, 3375, 3473, 3775, 4077, 5175, 6795, 8625, 10419, 11325, 15525, 17365, 18875, 20385, 25875, 31257, 33975, 52095, 56625, 77625, 86825, 93771, 101925, 156285, 169875, 260475, 434125, 468855, 509625, 781425, 1302375, 2344275, 3907125, 11721375]

約数ペア:

[(1, 11721375), (3, 3907125), (5, 2344275), (9, 1302375), (15, 781425), (23, 509625), (25, 468855), (27, 434125), (45, 260475), (69, 169875), (75, 156285), (115, 101925), (125, 93771), (135, 86825), (151, 77625), (207, 56625), (225, 52095), (345, 33975), (375, 31257), (453, 25875), (575, 20385), (621, 18875), (675, 17365), (755, 15525), (1035, 11325), (1125, 10419), (1359, 8625), (1725, 6795), (2265, 5175), (2875, 4077), (3105, 3775), (3375, 3473)]