7172775

素因数分解:

$3^2\times 5^2\times {\mathrm{71}}^1\times {\mathrm{449}}^1$

素因数の和:536

約数の個数: 36

約数和(自身を含む): 13057200

約数和(自身を除く): 5884425

約数列:

[1, 3, 5, 9, 15, 25, 45, 71, 75, 213, 225, 355, 449, 639, 1065, 1347, 1775, 2245, 3195, 4041, 5325, 6735, 11225, 15975, 20205, 31879, 33675, 95637, 101025, 159395, 286911, 478185, 796975, 1434555, 2390925, 7172775]

約数ペア:

[(1, 7172775), (3, 2390925), (5, 1434555), (9, 796975), (15, 478185), (25, 286911), (45, 159395), (71, 101025), (75, 95637), (213, 33675), (225, 31879), (355, 20205), (449, 15975), (639, 11225), (1065, 6735), (1347, 5325), (1775, 4041), (2245, 3195)]