2197525

素因数分解:

$5^2\times {\mathrm{11}}^1\times {\mathrm{61}}^1\times {\mathrm{131}}^1$

素因数の和:213

約数の個数: 24

約数和(自身を含む): 3044448

約数和(自身を除く): 846923

約数列:

[1, 5, 11, 25, 55, 61, 131, 275, 305, 655, 671, 1441, 1525, 3275, 3355, 7205, 7991, 16775, 36025, 39955, 87901, 199775, 439505, 2197525]

約数ペア:

[(1, 2197525), (5, 439505), (11, 199775), (25, 87901), (55, 39955), (61, 36025), (131, 16775), (275, 7991), (305, 7205), (655, 3355), (671, 3275), (1441, 1525)]