400156686

素因数分解:

$2^1\times 3^4\times {\mathrm{2470103}}^1$

素因数の和:2470117

約数の個数: 20

約数和(自身を含む): 896647752

約数和(自身を除く): 496491066

約数列:

[1, 2, 3, 6, 9, 18, 27, 54, 81, 162, 2470103, 4940206, 7410309, 14820618, 22230927, 44461854, 66692781, 133385562, 200078343, 400156686]

約数ペア:

[(1, 400156686), (2, 200078343), (3, 133385562), (6, 66692781), (9, 44461854), (18, 22230927), (27, 14820618), (54, 7410309), (81, 4940206), (162, 2470103)]