257101834

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{53}}^1\times {\mathrm{311}}^1\times {\mathrm{709}}^1$

素因数の和:1086

約数の個数: 32

約数和(自身を含む): 430634880

約数和(自身を除く): 173533046

約数列:

[1, 2, 11, 22, 53, 106, 311, 583, 622, 709, 1166, 1418, 3421, 6842, 7799, 15598, 16483, 32966, 37577, 75154, 181313, 220499, 362626, 413347, 440998, 826694, 2425489, 4850978, 11686447, 23372894, 128550917, 257101834]

約数ペア:

[(1, 257101834), (2, 128550917), (11, 23372894), (22, 11686447), (53, 4850978), (106, 2425489), (311, 826694), (583, 440998), (622, 413347), (709, 362626), (1166, 220499), (1418, 181313), (3421, 75154), (6842, 37577), (7799, 32966), (15598, 16483)]