31274230

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{240571}}^1$

素因数の和:240591

約数の個数: 16

約数和(自身を含む): 60624144

約数和(自身を除く): 29349914

約数列:

[1, 2, 5, 10, 13, 26, 65, 130, 240571, 481142, 1202855, 2405710, 3127423, 6254846, 15637115, 31274230]

約数ペア:

[(1, 31274230), (2, 15637115), (5, 6254846), (10, 3127423), (13, 2405710), (26, 1202855), (65, 481142), (130, 240571)]