71928890

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{653899}}^1$

素因数の和:653917

約数の個数: 16

約数和(自身を含む): 141242400

約数和(自身を除く): 69313510

約数列:

[1, 2, 5, 10, 11, 22, 55, 110, 653899, 1307798, 3269495, 6538990, 7192889, 14385778, 35964445, 71928890]

約数ペア:

[(1, 71928890), (2, 35964445), (5, 14385778), (10, 7192889), (11, 6538990), (22, 3269495), (55, 1307798), (110, 653899)]