22155965

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{7927}}^1$

素因数の和:7988

約数の個数: 16

約数和(自身を含む): 29301888

約数和(自身を除く): 7145923

約数列:

[1, 5, 13, 43, 65, 215, 559, 2795, 7927, 39635, 103051, 340861, 515255, 1704305, 4431193, 22155965]

約数ペア:

[(1, 22155965), (5, 4431193), (13, 1704305), (43, 515255), (65, 340861), (215, 103051), (559, 39635), (2795, 7927)]