67880428

素因数分解:

$2^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{220391}}^1$

素因数の和:220413

約数の個数: 24

約数和(自身を含む): 148103424

約数和(自身を除く): 80222996

約数列:

[1, 2, 4, 7, 11, 14, 22, 28, 44, 77, 154, 308, 220391, 440782, 881564, 1542737, 2424301, 3085474, 4848602, 6170948, 9697204, 16970107, 33940214, 67880428]

約数ペア:

[(1, 67880428), (2, 33940214), (4, 16970107), (7, 9697204), (11, 6170948), (14, 4848602), (22, 3085474), (28, 2424301), (44, 1542737), (77, 881564), (154, 440782), (308, 220391)]