69913977

素因数分解:

$3^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{137}}^1\times {\mathrm{1279}}^1$

素因数の和:1445

約数の個数: 32

約数和(自身を含む): 113049600

約数和(自身を除く): 43135623

約数列:

[1, 3, 7, 19, 21, 57, 133, 137, 399, 411, 959, 1279, 2603, 2877, 3837, 7809, 8953, 18221, 24301, 26859, 54663, 72903, 170107, 175223, 510321, 525669, 1226561, 3329237, 3679683, 9987711, 23304659, 69913977]

約数ペア:

[(1, 69913977), (3, 23304659), (7, 9987711), (19, 3679683), (21, 3329237), (57, 1226561), (133, 525669), (137, 510321), (399, 175223), (411, 170107), (959, 72903), (1279, 54663), (2603, 26859), (2877, 24301), (3837, 18221), (7809, 8953)]