212622963

素因数分解:

$3^1\times 7^1\times {\mathrm{647}}^1\times {\mathrm{15649}}^1$

素因数の和:16306

約数の個数: 16

約数和(自身を含む): 324518400

約数和(自身を除く): 111895437

約数列:

[1, 3, 7, 21, 647, 1941, 4529, 13587, 15649, 46947, 109543, 328629, 10124903, 30374709, 70874321, 212622963]

約数ペア:

[(1, 212622963), (3, 70874321), (7, 30374709), (21, 10124903), (647, 328629), (1941, 109543), (4529, 46947), (13587, 15649)]