261698424

素因数分解:

$2^3\times 3^1\times {\mathrm{13}}^1\times {\mathrm{838777}}^1$

素因数の和:838799

約数の個数: 32

約数和(自身を含む): 704573520

約数和(自身を除く): 442875096

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 24, 26, 39, 52, 78, 104, 156, 312, 838777, 1677554, 2516331, 3355108, 5032662, 6710216, 10065324, 10904101, 20130648, 21808202, 32712303, 43616404, 65424606, 87232808, 130849212, 261698424]

約数ペア:

[(1, 261698424), (2, 130849212), (3, 87232808), (4, 65424606), (6, 43616404), (8, 32712303), (12, 21808202), (13, 20130648), (24, 10904101), (26, 10065324), (39, 6710216), (52, 5032662), (78, 3355108), (104, 2516331), (156, 1677554), (312, 838777)]