31009030

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{238531}}^1$

素因数の和:238551

約数の個数: 16

約数和(自身を含む): 60110064

約数和(自身を除く): 29101034

約数列:

[1, 2, 5, 10, 13, 26, 65, 130, 238531, 477062, 1192655, 2385310, 3100903, 6201806, 15504515, 31009030]

約数ペア:

[(1, 31009030), (2, 15504515), (5, 6201806), (10, 3100903), (13, 2385310), (26, 1192655), (65, 477062), (130, 238531)]