131120090

素因数分解:

$2^1\times 5^1\times {\mathrm{139}}^1\times {\mathrm{94331}}^1$

素因数の和:94477

約数の個数: 16

約数和(自身を含む): 237716640

約数和(自身を除く): 106596550

約数列:

[1, 2, 5, 10, 139, 278, 695, 1390, 94331, 188662, 471655, 943310, 13112009, 26224018, 65560045, 131120090]

約数ペア:

[(1, 131120090), (2, 65560045), (5, 26224018), (10, 13112009), (139, 943310), (278, 471655), (695, 188662), (1390, 94331)]