639779833

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{1031}}^1\times {\mathrm{8059}}^1$

素因数の和:9108

約数の個数: 16

約数和(自身を含む): 798520320

約数和(自身を除く): 158740487

約数列:

[1, 7, 11, 77, 1031, 7217, 8059, 11341, 56413, 79387, 88649, 620543, 8308829, 58161803, 91397119, 639779833]

約数ペア:

[(1, 639779833), (7, 91397119), (11, 58161803), (77, 8308829), (1031, 620543), (7217, 88649), (8059, 79387), (11341, 56413)]