4065201

素因数分解:

$3^3\times 7^1\times {\mathrm{137}}^1\times {\mathrm{157}}^1$

素因数の和:310

約数の個数: 32

約数和(自身を含む): 6977280

約数和(自身を除く): 2912079

約数列:

[1, 3, 7, 9, 21, 27, 63, 137, 157, 189, 411, 471, 959, 1099, 1233, 1413, 2877, 3297, 3699, 4239, 8631, 9891, 21509, 25893, 29673, 64527, 150563, 193581, 451689, 580743, 1355067, 4065201]

約数ペア:

[(1, 4065201), (3, 1355067), (7, 580743), (9, 451689), (21, 193581), (27, 150563), (63, 64527), (137, 29673), (157, 25893), (189, 21509), (411, 9891), (471, 8631), (959, 4239), (1099, 3699), (1233, 3297), (1413, 2877)]