8686249

素因数分解:

${\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{139}}^1$

素因数の和:205

約数の個数: 32

約数和(自身を含む): 11289600

約数和(自身を除く): 2603351

約数列:

[1, 11, 13, 19, 23, 139, 143, 209, 247, 253, 299, 437, 1529, 1807, 2641, 2717, 3197, 3289, 4807, 5681, 19877, 29051, 34333, 35167, 41561, 60743, 62491, 377663, 457171, 668173, 789659, 8686249]

約数ペア:

[(1, 8686249), (11, 789659), (13, 668173), (19, 457171), (23, 377663), (139, 62491), (143, 60743), (209, 41561), (247, 35167), (253, 34333), (299, 29051), (437, 19877), (1529, 5681), (1807, 4807), (2641, 3289), (2717, 3197)]