81027428

素因数分解:

$2^2\times {\mathrm{31}}^1\times {\mathrm{283}}^1\times {\mathrm{2309}}^1$

素因数の和:2627

約数の個数: 24

約数和(自身を含む): 146952960

約数和(自身を除く): 65925532

約数列:

[1, 2, 4, 31, 62, 124, 283, 566, 1132, 2309, 4618, 8773, 9236, 17546, 35092, 71579, 143158, 286316, 653447, 1306894, 2613788, 20256857, 40513714, 81027428]

約数ペア:

[(1, 81027428), (2, 40513714), (4, 20256857), (31, 2613788), (62, 1306894), (124, 653447), (283, 286316), (566, 143158), (1132, 71579), (2309, 35092), (4618, 17546), (8773, 9236)]