289778866

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{2521}}^1\times {\mathrm{4421}}^1$

素因数の和:6957

約数の個数: 16

約数和(自身を含む): 468395928

約数和(自身を除く): 178617062

約数列:

[1, 2, 13, 26, 2521, 4421, 5042, 8842, 32773, 57473, 65546, 114946, 11145341, 22290682, 144889433, 289778866]

約数ペア:

[(1, 289778866), (2, 144889433), (13, 22290682), (26, 11145341), (2521, 114946), (4421, 65546), (5042, 57473), (8842, 32773)]