28457654

素因数分解:

$2^1\times {\mathrm{47}}^1\times {\mathrm{131}}^1\times {\mathrm{2311}}^1$

素因数の和:2491

約数の個数: 16

約数和(自身を含む): 43946496

約数和(自身を除く): 15488842

約数列:

[1, 2, 47, 94, 131, 262, 2311, 4622, 6157, 12314, 108617, 217234, 302741, 605482, 14228827, 28457654]

約数ペア:

[(1, 28457654), (2, 14228827), (47, 605482), (94, 302741), (131, 217234), (262, 108617), (2311, 12314), (4622, 6157)]