217941238

素因数分解:

$2^1\times {\mathrm{23}}^1\times {\mathrm{107}}^1\times {\mathrm{44279}}^1$

素因数の和:44411

約数の個数: 16

約数和(自身を含む): 344321280

約数和(自身を除く): 126380042

約数列:

[1, 2, 23, 46, 107, 214, 2461, 4922, 44279, 88558, 1018417, 2036834, 4737853, 9475706, 108970619, 217941238]

約数ペア:

[(1, 217941238), (2, 108970619), (23, 9475706), (46, 4737853), (107, 2036834), (214, 1018417), (2461, 88558), (4922, 44279)]