9090880981

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{199}}^1\times {\mathrm{619}}^1\times {\mathrm{811}}^1$

素因数の和:1649

約数の個数: 32

約数和(自身を含む): 11277056000

約数和(自身を除く): 2186175019

約数列:

[1, 7, 13, 91, 199, 619, 811, 1393, 2587, 4333, 5677, 8047, 10543, 18109, 56329, 73801, 123181, 161389, 502009, 862267, 1129723, 1601353, 2098057, 3514063, 6526117, 11209471, 14686399, 45682819, 99899791, 699298537, 1298697283, 9090880981]

約数ペア:

[(1, 9090880981), (7, 1298697283), (13, 699298537), (91, 99899791), (199, 45682819), (619, 14686399), (811, 11209471), (1393, 6526117), (2587, 3514063), (4333, 2098057), (5677, 1601353), (8047, 1129723), (10543, 862267), (18109, 502009), (56329, 161389), (73801, 123181)]