408029157

素因数分解:

$3^4\times {\mathrm{1801}}^1\times {\mathrm{2797}}^1$

素因数の和:4610

約数の個数: 20

約数和(自身を含む): 610081516

約数和(自身を除く): 202052359

約数列:

[1, 3, 9, 27, 81, 1801, 2797, 5403, 8391, 16209, 25173, 48627, 75519, 145881, 226557, 5037397, 15112191, 45336573, 136009719, 408029157]

約数ペア:

[(1, 408029157), (3, 136009719), (9, 45336573), (27, 15112191), (81, 5037397), (1801, 226557), (2797, 145881), (5403, 75519), (8391, 48627), (16209, 25173)]