64642249

素因数分解:

$7^1\times {\mathrm{47}}^1\times {\mathrm{61}}^1\times {\mathrm{3221}}^1$

素因数の和:3336

約数の個数: 16

約数和(自身を含む): 76709376

約数和(自身を除く): 12067127

約数列:

[1, 7, 47, 61, 329, 427, 2867, 3221, 20069, 22547, 151387, 196481, 1059709, 1375367, 9234607, 64642249]

約数ペア:

[(1, 64642249), (7, 9234607), (47, 1375367), (61, 1059709), (329, 196481), (427, 151387), (2867, 22547), (3221, 20069)]