13217625

素因数分解:

$3^2\times 5^3\times {\mathrm{31}}^1\times {\mathrm{379}}^1$

素因数の和:431

約数の個数: 48

約数和(自身を含む): 24660480

約数和(自身を除く): 11442855

約数列:

[1, 3, 5, 9, 15, 25, 31, 45, 75, 93, 125, 155, 225, 279, 375, 379, 465, 775, 1125, 1137, 1395, 1895, 2325, 3411, 3875, 5685, 6975, 9475, 11625, 11749, 17055, 28425, 34875, 35247, 47375, 58745, 85275, 105741, 142125, 176235, 293725, 426375, 528705, 881175, 1468625, 2643525, 4405875, 13217625]

約数ペア:

[(1, 13217625), (3, 4405875), (5, 2643525), (9, 1468625), (15, 881175), (25, 528705), (31, 426375), (45, 293725), (75, 176235), (93, 142125), (125, 105741), (155, 85275), (225, 58745), (279, 47375), (375, 35247), (379, 34875), (465, 28425), (775, 17055), (1125, 11749), (1137, 11625), (1395, 9475), (1895, 6975), (2325, 5685), (3411, 3875)]