256332801

素因数分解:

$3^1\times {\mathrm{79}}^1\times {\mathrm{83}}^2\times {\mathrm{157}}^1$

素因数の和:405

約数の個数: 24

約数和(自身を含む): 352554880

約数和(自身を除く): 96222079

約数列:

[1, 3, 79, 83, 157, 237, 249, 471, 6557, 6889, 12403, 13031, 19671, 20667, 37209, 39093, 544231, 1029449, 1081573, 1632693, 3088347, 3244719, 85444267, 256332801]

約数ペア:

[(1, 256332801), (3, 85444267), (79, 3244719), (83, 3088347), (157, 1632693), (237, 1081573), (249, 1029449), (471, 544231), (6557, 39093), (6889, 37209), (12403, 20667), (13031, 19671)]