39969839

素因数分解:

$7^2\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{3691}}^1$

素因数の和:3735

約数の個数: 24

約数和(自身を含む): 53031888

約数和(自身を除く): 13062049

約数列:

[1, 7, 13, 17, 49, 91, 119, 221, 637, 833, 1547, 3691, 10829, 25837, 47983, 62747, 180859, 335881, 439229, 815711, 2351167, 3074603, 5709977, 39969839]

約数ペア:

[(1, 39969839), (7, 5709977), (13, 3074603), (17, 2351167), (49, 815711), (91, 439229), (119, 335881), (221, 180859), (637, 62747), (833, 47983), (1547, 25837), (3691, 10829)]