2020120557

素因数分解:

$3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{435277}}^1$

素因数の和:435317

約数の個数: 32

約数和(自身を含む): 3510081792

約数和(自身を除く): 1489961235

約数列:

[1, 3, 7, 13, 17, 21, 39, 51, 91, 119, 221, 273, 357, 663, 1547, 4641, 435277, 1305831, 3046939, 5658601, 7399709, 9140817, 16975803, 22199127, 39610207, 51797963, 96196217, 118830621, 155393889, 288588651, 673373519, 2020120557]

約数ペア:

[(1, 2020120557), (3, 673373519), (7, 288588651), (13, 155393889), (17, 118830621), (21, 96196217), (39, 51797963), (51, 39610207), (91, 22199127), (119, 16975803), (221, 9140817), (273, 7399709), (357, 5658601), (663, 3046939), (1547, 1305831), (4641, 435277)]