28121834

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{101}}^1\times {\mathrm{10709}}^1$

素因数の和:10825

約数の個数: 16

約数和(自身を含む): 45881640

約数和(自身を除く): 17759806

約数列:

[1, 2, 13, 26, 101, 202, 1313, 2626, 10709, 21418, 139217, 278434, 1081609, 2163218, 14060917, 28121834]

約数ペア:

[(1, 28121834), (2, 14060917), (13, 2163218), (26, 1081609), (101, 278434), (202, 139217), (1313, 21418), (2626, 10709)]