642605548

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{426131}}^1$

素因数の和:426177

約数の個数: 24

約数和(自身を含む): 1252828080

約数和(自身を除く): 610222532

約数列:

[1, 2, 4, 13, 26, 29, 52, 58, 116, 377, 754, 1508, 426131, 852262, 1704524, 5539703, 11079406, 12357799, 22158812, 24715598, 49431196, 160651387, 321302774, 642605548]

約数ペア:

[(1, 642605548), (2, 321302774), (4, 160651387), (13, 49431196), (26, 24715598), (29, 22158812), (52, 12357799), (58, 11079406), (116, 5539703), (377, 1704524), (754, 852262), (1508, 426131)]