190307819

素因数分解:

${\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{139}}^1\times {\mathrm{241}}^1$

素因数の和:435

約数の個数: 32

約数和(自身を含む): 227673600

約数和(自身を除く): 37365781

約数列:

[1, 13, 19, 23, 139, 241, 247, 299, 437, 1807, 2641, 3133, 3197, 4579, 5543, 5681, 33499, 34333, 41561, 59527, 60743, 72059, 105317, 435487, 636481, 770477, 789659, 1369121, 8274253, 10016201, 14639063, 190307819]

約数ペア:

[(1, 190307819), (13, 14639063), (19, 10016201), (23, 8274253), (139, 1369121), (241, 789659), (247, 770477), (299, 636481), (437, 435487), (1807, 105317), (2641, 72059), (3133, 60743), (3197, 59527), (4579, 41561), (5543, 34333), (5681, 33499)]