12678589

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{7159}}^1$

素因数の和:7200

約数の個数: 16

約数和(自身を含む): 16496640

約数和(自身を除く): 3818051

約数列:

[1, 7, 11, 23, 77, 161, 253, 1771, 7159, 50113, 78749, 164657, 551243, 1152599, 1811227, 12678589]

約数ペア:

[(1, 12678589), (7, 1811227), (11, 1152599), (23, 551243), (77, 164657), (161, 78749), (253, 50113), (1771, 7159)]