1291385847

素因数分解:

$3^1\times {\mathrm{43}}^1\times {\mathrm{523}}^1\times {\mathrm{19141}}^1$

素因数の和:19710

約数の個数: 16

約数和(自身を含む): 1765351808

約数和(自身を除く): 473965961

約数列:

[1, 3, 43, 129, 523, 1569, 19141, 22489, 57423, 67467, 823063, 2469189, 10010743, 30032229, 430461949, 1291385847]

約数ペア:

[(1, 1291385847), (3, 430461949), (43, 30032229), (129, 10010743), (523, 2469189), (1569, 823063), (19141, 67467), (22489, 57423)]