1313921217

素因数分解:

$3^1\times 7^1\times {\mathrm{8297}}^1\times {\mathrm{7541}}^1$

素因数の和:15848

約数の個数: 16

約数和(自身を含む): 2002672512

約数和(自身を除く): 688751295

約数列:

[1, 3, 7, 21, 7541, 8297, 22623, 24891, 52787, 58079, 158361, 174237, 62567677, 187703031, 437973739, 1313921217]

約数ペア:

[(1, 1313921217), (3, 437973739), (7, 187703031), (21, 62567677), (7541, 174237), (8297, 158361), (22623, 58079), (24891, 52787)]