72179541

素因数分解:

$3^2\times 7^1\times {\mathrm{113}}^1\times {\mathrm{10139}}^1$

素因数の和:10265

約数の個数: 24

約数和(自身を含む): 120219840

約数和(自身を除く): 48040299

約数列:

[1, 3, 7, 9, 21, 63, 113, 339, 791, 1017, 2373, 7119, 10139, 30417, 70973, 91251, 212919, 638757, 1145707, 3437121, 8019949, 10311363, 24059847, 72179541]

約数ペア:

[(1, 72179541), (3, 24059847), (7, 10311363), (9, 8019949), (21, 3437121), (63, 1145707), (113, 638757), (339, 212919), (791, 91251), (1017, 70973), (2373, 30417), (7119, 10139)]