12271779

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{53}}^1\times {\mathrm{1979}}^1$

素因数の和:2051

約数の個数: 24

約数和(自身を含む): 19459440

約数和(自身を除く): 7187661

約数列:

[1, 3, 9, 13, 39, 53, 117, 159, 477, 689, 1979, 2067, 5937, 6201, 17811, 25727, 77181, 104887, 231543, 314661, 943983, 1363531, 4090593, 12271779]

約数ペア:

[(1, 12271779), (3, 4090593), (9, 1363531), (13, 943983), (39, 314661), (53, 231543), (117, 104887), (159, 77181), (477, 25727), (689, 17811), (1979, 6201), (2067, 5937)]