72228709

素因数分解:

$7^1\times {\mathrm{19}}^1\times {\mathrm{139}}^1\times {\mathrm{3907}}^1$

素因数の和:4072

約数の個数: 16

約数和(自身を含む): 87539200

約数和(自身を除く): 15310491

約数列:

[1, 7, 19, 133, 139, 973, 2641, 3907, 18487, 27349, 74233, 519631, 543073, 3801511, 10318387, 72228709]

約数ペア:

[(1, 72228709), (7, 10318387), (19, 3801511), (133, 543073), (139, 519631), (973, 74233), (2641, 27349), (3907, 18487)]