64645847

素因数分解:

$7^2\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{3019}}^1$

素因数の和:3075

約数の個数: 24

約数和(自身を含む): 82627200

約数和(自身を除く): 17981353

約数列:

[1, 7, 19, 23, 49, 133, 161, 437, 931, 1127, 3019, 3059, 21133, 21413, 57361, 69437, 147931, 401527, 486059, 1319303, 2810689, 3402413, 9235121, 64645847]

約数ペア:

[(1, 64645847), (7, 9235121), (19, 3402413), (23, 2810689), (49, 1319303), (133, 486059), (161, 401527), (437, 147931), (931, 69437), (1127, 57361), (3019, 21413), (3059, 21133)]