265386745

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{240169}}^1$

素因数の和:240204

約数の個数: 16

約数和(自身を含む): 363137040

約数和(自身を除く): 97750295

約数列:

[1, 5, 13, 17, 65, 85, 221, 1105, 240169, 1200845, 3122197, 4082873, 15610985, 20414365, 53077349, 265386745]

約数ペア:

[(1, 265386745), (5, 53077349), (13, 20414365), (17, 15610985), (65, 4082873), (85, 3122197), (221, 1200845), (1105, 240169)]