129440965

素因数分解:

$5^1\times {\mathrm{31}}^1\times {\mathrm{43}}^1\times {\mathrm{19421}}^1$

素因数の和:19500

約数の個数: 16

約数和(自身を含む): 164077056

約数和(自身を除く): 34636091

約数列:

[1, 5, 31, 43, 155, 215, 1333, 6665, 19421, 97105, 602051, 835103, 3010255, 4175515, 25888193, 129440965]

約数ペア:

[(1, 129440965), (5, 25888193), (31, 4175515), (43, 3010255), (155, 835103), (215, 602051), (1333, 97105), (6665, 19421)]