2013640221

素因数分解:

$3^1\times {\mathrm{251}}^1\times {\mathrm{557}}^1\times {\mathrm{4801}}^1$

素因数の和:5612

約数の個数: 16

約数和(自身を含む): 2700952128

約数和(自身を除く): 687311907

約数列:

[1, 3, 251, 557, 753, 1671, 4801, 14403, 139807, 419421, 1205051, 2674157, 3615153, 8022471, 671213407, 2013640221]

約数ペア:

[(1, 2013640221), (3, 671213407), (251, 8022471), (557, 3615153), (753, 2674157), (1671, 1205051), (4801, 419421), (14403, 139807)]