256205886

素因数分解:

$2^1\times 3^1\times {\mathrm{31}}^1\times {\mathrm{1377451}}^1$

素因数の和:1377487

約数の個数: 16

約数和(自身を含む): 528941568

約数和(自身を除く): 272735682

約数列:

[1, 2, 3, 6, 31, 62, 93, 186, 1377451, 2754902, 4132353, 8264706, 42700981, 85401962, 128102943, 256205886]

約数ペア:

[(1, 256205886), (2, 128102943), (3, 85401962), (6, 42700981), (31, 8264706), (62, 4132353), (93, 2754902), (186, 1377451)]