81916263

素因数分解:

$3^2\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{63649}}^1$

素因数の和:63679

約数の個数: 24

約数和(自身を含む): 139011600

約数和(自身を除く): 57095337

約数列:

[1, 3, 9, 11, 13, 33, 39, 99, 117, 143, 429, 1287, 63649, 190947, 572841, 700139, 827437, 2100417, 2482311, 6301251, 7446933, 9101807, 27305421, 81916263]

約数ペア:

[(1, 81916263), (3, 27305421), (9, 9101807), (11, 7446933), (13, 6301251), (33, 2482311), (39, 2100417), (99, 827437), (117, 700139), (143, 572841), (429, 190947), (1287, 63649)]