16665961

素因数分解:

${\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{139}}^1\times {\mathrm{401}}^1$

素因数の和:576

約数の個数: 16

約数和(自身を含む): 18910080

約数和(自身を除く): 2244119

約数列:

[1, 13, 23, 139, 299, 401, 1807, 3197, 5213, 9223, 41561, 55739, 119899, 724607, 1281997, 16665961]

約数ペア:

[(1, 16665961), (13, 1281997), (23, 724607), (139, 119899), (299, 55739), (401, 41561), (1807, 9223), (3197, 5213)]