9780495566

素因数分解:

$2^1\times {\mathrm{37}}^1\times {\mathrm{557}}^1\times {\mathrm{237287}}^1$

素因数の和:237883

約数の個数: 16

約数和(自身を含む): 15094364256

約数和(自身を除く): 5313868690

約数列:

[1, 2, 37, 74, 557, 1114, 20609, 41218, 237287, 474574, 8779619, 17559238, 132168859, 264337718, 4890247783, 9780495566]

約数ペア:

[(1, 9780495566), (2, 4890247783), (37, 264337718), (74, 132168859), (557, 17559238), (1114, 8779619), (20609, 474574), (41218, 237287)]