68641404

素因数分解:

$2^2\times 3^1\times {\mathrm{13}}^1\times {\mathrm{440009}}^1$

素因数の和:440029

約数の個数: 24

約数和(自身を含む): 172483920

約数和(自身を除く): 103842516

約数列:

[1, 2, 3, 4, 6, 12, 13, 26, 39, 52, 78, 156, 440009, 880018, 1320027, 1760036, 2640054, 5280108, 5720117, 11440234, 17160351, 22880468, 34320702, 68641404]

約数ペア:

[(1, 68641404), (2, 34320702), (3, 22880468), (4, 17160351), (6, 11440234), (12, 5720117), (13, 5280108), (26, 2640054), (39, 1760036), (52, 1320027), (78, 880018), (156, 440009)]