61019217

素因数分解:

$3^3\times 7^1\times {\mathrm{499}}^1\times {\mathrm{647}}^1$

素因数の和:1162

約数の個数: 32

約数和(自身を含む): 103680000

約数和(自身を除く): 42660783

約数列:

[1, 3, 7, 9, 21, 27, 63, 189, 499, 647, 1497, 1941, 3493, 4491, 4529, 5823, 10479, 13473, 13587, 17469, 31437, 40761, 94311, 122283, 322853, 968559, 2259971, 2905677, 6779913, 8717031, 20339739, 61019217]

約数ペア:

[(1, 61019217), (3, 20339739), (7, 8717031), (9, 6779913), (21, 2905677), (27, 2259971), (63, 968559), (189, 322853), (499, 122283), (647, 94311), (1497, 40761), (1941, 31437), (3493, 17469), (4491, 13587), (4529, 13473), (5823, 10479)]