8217830

素因数分解:

$2^1\times 5^1\times {\mathrm{83}}^1\times {\mathrm{9901}}^1$

素因数の和:9991

約数の個数: 16

約数和(自身を含む): 14971824

約数和(自身を除く): 6753994

約数列:

[1, 2, 5, 10, 83, 166, 415, 830, 9901, 19802, 49505, 99010, 821783, 1643566, 4108915, 8217830]

約数ペア:

[(1, 8217830), (2, 4108915), (5, 1643566), (10, 821783), (83, 99010), (166, 49505), (415, 19802), (830, 9901)]