215918810

素因数分解:

$2^1\times 5^1\times {\mathrm{71}}^1\times {\mathrm{101}}^1\times {\mathrm{3011}}^1$

素因数の和:3190

約数の個数: 32

約数和(自身を含む): 398162304

約数和(自身を除く): 182243494

約数列:

[1, 2, 5, 10, 71, 101, 142, 202, 355, 505, 710, 1010, 3011, 6022, 7171, 14342, 15055, 30110, 35855, 71710, 213781, 304111, 427562, 608222, 1068905, 1520555, 2137810, 3041110, 21591881, 43183762, 107959405, 215918810]

約数ペア:

[(1, 215918810), (2, 107959405), (5, 43183762), (10, 21591881), (71, 3041110), (101, 2137810), (142, 1520555), (202, 1068905), (355, 608222), (505, 427562), (710, 304111), (1010, 213781), (3011, 71710), (6022, 35855), (7171, 30110), (14342, 15055)]