728476197

素因数分解:

$3^1\times {\mathrm{17}}^1\times {\mathrm{131}}^1\times {\mathrm{109037}}^1$

素因数の和:109188

約数の個数: 16

約数和(自身を含む): 1036297152

約数和(自身を除く): 307820955

約数列:

[1, 3, 17, 51, 131, 393, 2227, 6681, 109037, 327111, 1853629, 5560887, 14283847, 42851541, 242825399, 728476197]

約数ペア:

[(1, 728476197), (3, 242825399), (17, 42851541), (51, 14283847), (131, 5560887), (393, 1853629), (2227, 327111), (6681, 109037)]