664761314

素因数分解:

$2^1\times 7^1\times {\mathrm{37}}^1\times {\mathrm{1283323}}^1$

素因数の和:1283369

約数の個数: 16

約数和(自身を含む): 1170391488

約数和(自身を除く): 505630174

約数列:

[1, 2, 7, 14, 37, 74, 259, 518, 1283323, 2566646, 8983261, 17966522, 47482951, 94965902, 332380657, 664761314]

約数ペア:

[(1, 664761314), (2, 332380657), (7, 94965902), (14, 47482951), (37, 17966522), (74, 8983261), (259, 2566646), (518, 1283323)]