217645566

素因数分解:

$2^1\times 3^1\times {\mathrm{449}}^1\times {\mathrm{80789}}^1$

素因数の和:81243

約数の個数: 16

約数和(自身を含む): 436266000

約数和(自身を除く): 218620434

約数列:

[1, 2, 3, 6, 449, 898, 1347, 2694, 80789, 161578, 242367, 484734, 36274261, 72548522, 108822783, 217645566]

約数ペア:

[(1, 217645566), (2, 108822783), (3, 72548522), (6, 36274261), (449, 484734), (898, 242367), (1347, 161578), (2694, 80789)]