5405315

素因数分解:

$5^1\times {\mathrm{31}}^1\times {\mathrm{43}}^1\times {\mathrm{811}}^1$

素因数の和:890

約数の個数: 16

約数和(自身を含む): 6859776

約数和(自身を除く): 1454461

約数列:

[1, 5, 31, 43, 155, 215, 811, 1333, 4055, 6665, 25141, 34873, 125705, 174365, 1081063, 5405315]

約数ペア:

[(1, 5405315), (5, 1081063), (31, 174365), (43, 125705), (155, 34873), (215, 25141), (811, 6665), (1333, 4055)]