56790013

素因数分解:

$7^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{20749}}^1$

素因数の和:20796

約数の個数: 16

約数和(自身を含む): 71712000

約数和(自身を除く): 14921987

約数列:

[1, 7, 17, 23, 119, 161, 391, 2737, 20749, 145243, 352733, 477227, 2469131, 3340589, 8112859, 56790013]

約数ペア:

[(1, 56790013), (7, 8112859), (17, 3340589), (23, 2469131), (119, 477227), (161, 352733), (391, 145243), (2737, 20749)]