3871505

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{43}}^1\times {\mathrm{1637}}^1$

素因数の和:1696

約数の個数: 16

約数和(自身を含む): 5189184

約数和(自身を除く): 1317679

約数列:

[1, 5, 11, 43, 55, 215, 473, 1637, 2365, 8185, 18007, 70391, 90035, 351955, 774301, 3871505]

約数ペア:

[(1, 3871505), (5, 774301), (11, 351955), (43, 90035), (55, 70391), (215, 18007), (473, 8185), (1637, 2365)]