28231679

素因数分解:

$7^1\times {\mathrm{17}}^1\times {\mathrm{131}}^1\times {\mathrm{1811}}^1$

素因数の和:1966

約数の個数: 16

約数和(自身を含む): 34442496

約数和(自身を除く): 6210817

約数列:

[1, 7, 17, 119, 131, 917, 1811, 2227, 12677, 15589, 30787, 215509, 237241, 1660687, 4033097, 28231679]

約数ペア:

[(1, 28231679), (7, 4033097), (17, 1660687), (119, 237241), (131, 215509), (917, 30787), (1811, 15589), (2227, 12677)]