64709953

素因数分解:

$7^1\times {\mathrm{11}}^2\times {\mathrm{19}}^1\times {\mathrm{4021}}^1$

素因数の和:4069

約数の個数: 24

約数和(自身を含む): 85588160

約数和(自身を除く): 20878207

約数列:

[1, 7, 11, 19, 77, 121, 133, 209, 847, 1463, 2299, 4021, 16093, 28147, 44231, 76399, 309617, 486541, 534793, 840389, 3405787, 5882723, 9244279, 64709953]

約数ペア:

[(1, 64709953), (7, 9244279), (11, 5882723), (19, 3405787), (77, 840389), (121, 534793), (133, 486541), (209, 309617), (847, 76399), (1463, 44231), (2299, 28147), (4021, 16093)]