69398890

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{630899}}^1$

素因数の和:630917

約数の個数: 16

約数和(自身を含む): 136274400

約数和(自身を除く): 66875510

約数列:

[1, 2, 5, 10, 11, 22, 55, 110, 630899, 1261798, 3154495, 6308990, 6939889, 13879778, 34699445, 69398890]

約数ペア:

[(1, 69398890), (2, 34699445), (5, 13879778), (10, 6939889), (11, 6308990), (22, 3154495), (55, 1261798), (110, 630899)]