72811721

素因数分解:

${\mathrm{23}}^1\times {\mathrm{29}}^1\times {\mathrm{173}}^1\times {\mathrm{631}}^1$

素因数の和:856

約数の個数: 16

約数和(自身を含む): 79176960

約数和(自身を除く): 6365239

約数列:

[1, 23, 29, 173, 631, 667, 3979, 5017, 14513, 18299, 109163, 115391, 420877, 2510749, 3165727, 72811721]

約数ペア:

[(1, 72811721), (23, 3165727), (29, 2510749), (173, 420877), (631, 115391), (667, 109163), (3979, 18299), (5017, 14513)]