65455257

素因数分解:

$3^1\times 7^1\times {\mathrm{37}}^1\times {\mathrm{61}}^1\times {\mathrm{1381}}^1$

素因数の和:1489

約数の個数: 32

約数和(自身を含む): 104191744

約数和(自身を除く): 38736487

約数列:

[1, 3, 7, 21, 37, 61, 111, 183, 259, 427, 777, 1281, 1381, 2257, 4143, 6771, 9667, 15799, 29001, 47397, 51097, 84241, 153291, 252723, 357679, 589687, 1073037, 1769061, 3116917, 9350751, 21818419, 65455257]

約数ペア:

[(1, 65455257), (3, 21818419), (7, 9350751), (21, 3116917), (37, 1769061), (61, 1073037), (111, 589687), (183, 357679), (259, 252723), (427, 153291), (777, 84241), (1281, 51097), (1381, 47397), (2257, 29001), (4143, 15799), (6771, 9667)]