866991490

素因数分解:

$2^1\times 5^1\times {\mathrm{53}}^1\times {\mathrm{487}}^1\times {\mathrm{3359}}^1$

素因数の和:3906

約数の個数: 32

約数和(自身を含む): 1593768960

約数和(自身を除く): 726777470

約数列:

[1, 2, 5, 10, 53, 106, 265, 487, 530, 974, 2435, 3359, 4870, 6718, 16795, 25811, 33590, 51622, 129055, 178027, 258110, 356054, 890135, 1635833, 1780270, 3271666, 8179165, 16358330, 86699149, 173398298, 433495745, 866991490]

約数ペア:

[(1, 866991490), (2, 433495745), (5, 173398298), (10, 86699149), (53, 16358330), (106, 8179165), (265, 3271666), (487, 1780270), (530, 1635833), (974, 890135), (2435, 356054), (3359, 258110), (4870, 178027), (6718, 129055), (16795, 51622), (25811, 33590)]