318615009

素因数分解:

$3^1\times {\mathrm{19}}^1\times {\mathrm{137}}^1\times {\mathrm{40801}}^1$

素因数の和:40960

約数の個数: 16

約数和(自身を含む): 450454080

約数和(自身を除く): 131839071

約数列:

[1, 3, 19, 57, 137, 411, 2603, 7809, 40801, 122403, 775219, 2325657, 5589737, 16769211, 106205003, 318615009]

約数ペア:

[(1, 318615009), (3, 106205003), (19, 16769211), (57, 5589737), (137, 2325657), (411, 775219), (2603, 122403), (7809, 40801)]