267487269

素因数分解:

$3^1\times 7^1\times {\mathrm{647}}^1\times {\mathrm{19687}}^1$

素因数の和:20344

約数の個数: 16

約数和(自身を含む): 408250368

約数和(自身を除く): 140763099

約数列:

[1, 3, 7, 21, 647, 1941, 4529, 13587, 19687, 59061, 137809, 413427, 12737489, 38212467, 89162423, 267487269]

約数ペア:

[(1, 267487269), (3, 89162423), (7, 38212467), (21, 12737489), (647, 413427), (1941, 137809), (4529, 59061), (13587, 19687)]