158809441

素因数分解:

$7^2\times {\mathrm{41}}^1\times {\mathrm{137}}^1\times {\mathrm{577}}^1$

素因数の和:769

約数の個数: 24

約数和(自身を含む): 190955016

約数和(自身を除く): 32145575

約数列:

[1, 7, 41, 49, 137, 287, 577, 959, 2009, 4039, 5617, 6713, 23657, 28273, 39319, 79049, 165599, 275233, 553343, 1159193, 3241009, 3873401, 22687063, 158809441]

約数ペア:

[(1, 158809441), (7, 22687063), (41, 3873401), (49, 3241009), (137, 1159193), (287, 553343), (577, 275233), (959, 165599), (2009, 79049), (4039, 39319), (5617, 28273), (6713, 23657)]