669604

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{79}}^1\times {\mathrm{163}}^1$

素因数の和:259

約数の個数: 24

約数和(自身を含む): 1285760

約数和(自身を除く): 616156

約数列:

[1, 2, 4, 13, 26, 52, 79, 158, 163, 316, 326, 652, 1027, 2054, 2119, 4108, 4238, 8476, 12877, 25754, 51508, 167401, 334802, 669604]

約数ペア:

[(1, 669604), (2, 334802), (4, 167401), (13, 51508), (26, 25754), (52, 12877), (79, 8476), (158, 4238), (163, 4108), (316, 2119), (326, 2054), (652, 1027)]