78869021

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{109}}^1\times {\mathrm{9397}}^1$

素因数の和:9524

約数の個数: 16

約数和(自身を含む): 99242880

約数和(自身を除く): 20373859

約数列:

[1, 7, 11, 77, 109, 763, 1199, 8393, 9397, 65779, 103367, 723569, 1024273, 7169911, 11267003, 78869021]

約数ペア:

[(1, 78869021), (7, 11267003), (11, 7169911), (77, 1024273), (109, 723569), (763, 103367), (1199, 65779), (8393, 9397)]