12621657629

素因数分解:

$7^1\times {\mathrm{23}}^1\times {\mathrm{47}}^1\times {\mathrm{883}}^1\times {\mathrm{1889}}^1$

素因数の和:2849

約数の個数: 32

約数和(自身を含む): 15397724160

約数和(自身を除く): 2776066531

約数列:

[1, 7, 23, 47, 161, 329, 883, 1081, 1889, 6181, 7567, 13223, 20309, 41501, 43447, 88783, 142163, 290507, 304129, 621481, 954523, 1667987, 2042009, 6681661, 11675909, 14294063, 38363701, 78395389, 268545907, 548767723, 1803093947, 12621657629]

約数ペア:

[(1, 12621657629), (7, 1803093947), (23, 548767723), (47, 268545907), (161, 78395389), (329, 38363701), (883, 14294063), (1081, 11675909), (1889, 6681661), (6181, 2042009), (7567, 1667987), (13223, 954523), (20309, 621481), (41501, 304129), (43447, 290507), (88783, 142163)]