64284272

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{309059}}^1$

素因数の和:309080

約数の個数: 20

約数和(自身を含む): 134132040

約数和(自身を除く): 69847768

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 208, 309059, 618118, 1236236, 2472472, 4017767, 4944944, 8035534, 16071068, 32142136, 64284272]

約数ペア:

[(1, 64284272), (2, 32142136), (4, 16071068), (8, 8035534), (13, 4944944), (16, 4017767), (26, 2472472), (52, 1236236), (104, 618118), (208, 309059)]