18690045

素因数分解:

$3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{227}}^1\times {\mathrm{499}}^1$

素因数の和:745

約数の個数: 32

約数和(自身を含む): 32832000

約数和(自身を除く): 14141955

約数列:

[1, 3, 5, 11, 15, 33, 55, 165, 227, 499, 681, 1135, 1497, 2495, 2497, 3405, 5489, 7485, 7491, 12485, 16467, 27445, 37455, 82335, 113273, 339819, 566365, 1246003, 1699095, 3738009, 6230015, 18690045]

約数ペア:

[(1, 18690045), (3, 6230015), (5, 3738009), (11, 1699095), (15, 1246003), (33, 566365), (55, 339819), (165, 113273), (227, 82335), (499, 37455), (681, 27445), (1135, 16467), (1497, 12485), (2495, 7491), (2497, 7485), (3405, 5489)]