206875221

素因数分解:

$3^1\times 7^1\times {\mathrm{1997}}^1\times {\mathrm{4933}}^1$

素因数の和:6940

約数の個数: 16

約数和(自身を含む): 315460224

約数和(自身を除く): 108585003

約数列:

[1, 3, 7, 21, 1997, 4933, 5991, 13979, 14799, 34531, 41937, 103593, 9851201, 29553603, 68958407, 206875221]

約数ペア:

[(1, 206875221), (3, 68958407), (7, 29553603), (21, 9851201), (1997, 103593), (4933, 41937), (5991, 34531), (13979, 14799)]