31451030

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{241931}}^1$

素因数の和:241951

約数の個数: 16

約数和(自身を含む): 60966864

約数和(自身を除く): 29515834

約数列:

[1, 2, 5, 10, 13, 26, 65, 130, 241931, 483862, 1209655, 2419310, 3145103, 6290206, 15725515, 31451030]

約数ペア:

[(1, 31451030), (2, 15725515), (5, 6290206), (10, 3145103), (13, 2419310), (26, 1209655), (65, 483862), (130, 241931)]