78329768

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{890111}}^1$

素因数の和:890128

約数の個数: 16

約数和(自身を含む): 160220160

約数和(自身を除く): 81890392

約数列:

[1, 2, 4, 8, 11, 22, 44, 88, 890111, 1780222, 3560444, 7120888, 9791221, 19582442, 39164884, 78329768]

約数ペア:

[(1, 78329768), (2, 39164884), (4, 19582442), (8, 9791221), (11, 7120888), (22, 3560444), (44, 1780222), (88, 890111)]