289418105

素因数分解:

$5^1\times {\mathrm{241}}^1\times {\mathrm{461}}^1\times {\mathrm{521}}^1$

素因数の和:1228

約数の個数: 16

約数和(自身を含む): 350170128

約数和(自身を除く): 60752023

約数列:

[1, 5, 241, 461, 521, 1205, 2305, 2605, 111101, 125561, 240181, 555505, 627805, 1200905, 57883621, 289418105]

約数ペア:

[(1, 289418105), (5, 57883621), (241, 1200905), (461, 627805), (521, 555505), (1205, 240181), (2305, 125561), (2605, 111101)]