156922400248

素因数分解:

$2^3\times {\mathrm{991}}^1\times {\mathrm{997}}^1\times {\mathrm{19853}}^1$

素因数の和:21847

約数の個数: 32

約数和(自身を含む): 294836664960

約数和(自身を除く): 137914264712

約数列:

[1, 2, 4, 8, 991, 997, 1982, 1994, 3964, 3988, 7928, 7976, 19853, 39706, 79412, 158824, 988027, 1976054, 3952108, 7904216, 19674323, 19793441, 39348646, 39586882, 78697292, 79173764, 157394584, 158347528, 19615300031, 39230600062, 78461200124, 156922400248]

約数ペア:

[(1, 156922400248), (2, 78461200124), (4, 39230600062), (8, 19615300031), (991, 158347528), (997, 157394584), (1982, 79173764), (1994, 78697292), (3964, 39586882), (3988, 39348646), (7928, 19793441), (7976, 19674323), (19853, 7904216), (39706, 3952108), (79412, 1976054), (158824, 988027)]