1305978

素因数分解:

$2^1\times 3^1\times {\mathrm{307}}^1\times {\mathrm{709}}^1$

素因数の和:1021

約数の個数: 16

約数和(自身を含む): 2624160

約数和(自身を除く): 1318182

約数列:

[1, 2, 3, 6, 307, 614, 709, 921, 1418, 1842, 2127, 4254, 217663, 435326, 652989, 1305978]

約数ペア:

[(1, 1305978), (2, 652989), (3, 435326), (6, 217663), (307, 4254), (614, 2127), (709, 1842), (921, 1418)]