11813781

素因数分解:

$3^1\times 7^1\times {\mathrm{41}}^1\times {\mathrm{13721}}^1$

素因数の和:13772

約数の個数: 16

約数和(自身を含む): 18442368

約数和(自身を除く): 6628587

約数列:

[1, 3, 7, 21, 41, 123, 287, 861, 13721, 41163, 96047, 288141, 562561, 1687683, 3937927, 11813781]

約数ペア:

[(1, 11813781), (3, 3937927), (7, 1687683), (21, 562561), (41, 288141), (123, 96047), (287, 41163), (861, 13721)]