64239

素因数分解:

$3^1\times 7^2\times {\mathrm{19}}^1\times {\mathrm{23}}^1$

素因数の和:59

約数の個数: 24

約数和(自身を含む): 109440

約数和(自身を除く): 45201

約数列:

[1, 3, 7, 19, 21, 23, 49, 57, 69, 133, 147, 161, 399, 437, 483, 931, 1127, 1311, 2793, 3059, 3381, 9177, 21413, 64239]

約数ペア:

[(1, 64239), (3, 21413), (7, 9177), (19, 3381), (21, 3059), (23, 2793), (49, 1311), (57, 1127), (69, 931), (133, 483), (147, 437), (161, 399)]