72581463

素因数分解:

$3^2\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{9871}}^1$

素因数の和:9939

約数の個数: 24

約数和(自身を含む): 112935680

約数和(自身を除く): 40354217

約数列:

[1, 3, 9, 19, 43, 57, 129, 171, 387, 817, 2451, 7353, 9871, 29613, 88839, 187549, 424453, 562647, 1273359, 1687941, 3820077, 8064607, 24193821, 72581463]

約数ペア:

[(1, 72581463), (3, 24193821), (9, 8064607), (19, 3820077), (43, 1687941), (57, 1273359), (129, 562647), (171, 424453), (387, 187549), (817, 88839), (2451, 29613), (7353, 9871)]