156627965

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{77731}}^1$

素因数の和:77780

約数の個数: 16

約数和(自身を含む): 208943616

約数和(自身を除く): 52315651

約数列:

[1, 5, 13, 31, 65, 155, 403, 2015, 77731, 388655, 1010503, 2409661, 5052515, 12048305, 31325593, 156627965]

約数ペア:

[(1, 156627965), (5, 31325593), (13, 12048305), (31, 5052515), (65, 2409661), (155, 1010503), (403, 388655), (2015, 77731)]