858127921

素因数分解:

$7^1\times {\mathrm{17}}^1\times {\mathrm{73}}^1\times {\mathrm{173}}^1\times {\mathrm{571}}^1$

素因数の和:841

約数の個数: 32

約数和(自身を含む): 1060570368

約数和(自身を除く): 202442447

約数列:

[1, 7, 17, 73, 119, 173, 511, 571, 1211, 1241, 2941, 3997, 8687, 9707, 12629, 20587, 41683, 67949, 88403, 98783, 214693, 291781, 691481, 708611, 1502851, 1679311, 4960277, 7211159, 11755177, 50478113, 122589703, 858127921]

約数ペア:

[(1, 858127921), (7, 122589703), (17, 50478113), (73, 11755177), (119, 7211159), (173, 4960277), (511, 1679311), (571, 1502851), (1211, 708611), (1241, 691481), (2941, 291781), (3997, 214693), (8687, 98783), (9707, 88403), (12629, 67949), (20587, 41683)]