313969985

素因数分解:

$5^1\times 7^1\times {\mathrm{449}}^1\times {\mathrm{19979}}^1$

素因数の和:20440

約数の個数: 16

約数和(自身を含む): 431568000

約数和(自身を除く): 117598015

約数列:

[1, 5, 7, 35, 449, 2245, 3143, 15715, 19979, 99895, 139853, 699265, 8970571, 44852855, 62793997, 313969985]

約数ペア:

[(1, 313969985), (5, 62793997), (7, 44852855), (35, 8970571), (449, 699265), (2245, 139853), (3143, 99895), (15715, 19979)]