21922875

素因数分解:

$3^2\times 5^3\times {\mathrm{13}}^1\times {\mathrm{1499}}^1$

素因数の和:1533

約数の個数: 48

約数和(自身を含む): 42588000

約数和(自身を除く): 20665125

約数列:

[1, 3, 5, 9, 13, 15, 25, 39, 45, 65, 75, 117, 125, 195, 225, 325, 375, 585, 975, 1125, 1499, 1625, 2925, 4497, 4875, 7495, 13491, 14625, 19487, 22485, 37475, 58461, 67455, 97435, 112425, 175383, 187375, 292305, 337275, 487175, 562125, 876915, 1461525, 1686375, 2435875, 4384575, 7307625, 21922875]

約数ペア:

[(1, 21922875), (3, 7307625), (5, 4384575), (9, 2435875), (13, 1686375), (15, 1461525), (25, 876915), (39, 562125), (45, 487175), (65, 337275), (75, 292305), (117, 187375), (125, 175383), (195, 112425), (225, 97435), (325, 67455), (375, 58461), (585, 37475), (975, 22485), (1125, 19487), (1499, 14625), (1625, 13491), (2925, 7495), (4497, 4875)]