520016605

素因数分解:

$5^1\times {\mathrm{19}}^1\times {\mathrm{643}}^1\times {\mathrm{8513}}^1$

素因数の和:9180

約数の個数: 16

約数和(自身を含む): 657961920

約数和(自身を除く): 137945315

約数列:

[1, 5, 19, 95, 643, 3215, 8513, 12217, 42565, 61085, 161747, 808735, 5473859, 27369295, 104003321, 520016605]

約数ペア:

[(1, 520016605), (5, 104003321), (19, 27369295), (95, 5473859), (643, 808735), (3215, 161747), (8513, 61085), (12217, 42565)]