81004748

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{239}}^1\times {\mathrm{7703}}^1$

素因数の和:7957

約数の個数: 24

約数和(自身を含む): 155312640

約数和(自身を除く): 74307892

約数列:

[1, 2, 4, 11, 22, 44, 239, 478, 956, 2629, 5258, 7703, 10516, 15406, 30812, 84733, 169466, 338932, 1841017, 3682034, 7364068, 20251187, 40502374, 81004748]

約数ペア:

[(1, 81004748), (2, 40502374), (4, 20251187), (11, 7364068), (22, 3682034), (44, 1841017), (239, 338932), (478, 169466), (956, 84733), (2629, 30812), (5258, 15406), (7703, 10516)]