4023981

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{163}}^1\times {\mathrm{211}}^1$

素因数の和:393

約数の個数: 24

約数和(自身を含む): 6327776

約数和(自身を除く): 2303795

約数列:

[1, 3, 9, 13, 39, 117, 163, 211, 489, 633, 1467, 1899, 2119, 2743, 6357, 8229, 19071, 24687, 34393, 103179, 309537, 447109, 1341327, 4023981]

約数ペア:

[(1, 4023981), (3, 1341327), (9, 447109), (13, 309537), (39, 103179), (117, 34393), (163, 24687), (211, 19071), (489, 8229), (633, 6357), (1467, 2743), (1899, 2119)]