520022157

素因数分解:

$3^1\times {\mathrm{23}}^1\times {\mathrm{419}}^1\times {\mathrm{17987}}^1$

素因数の和:18432

約数の個数: 16

約数和(自身を含む): 725276160

約数和(自身を除く): 205254003

約数列:

[1, 3, 23, 69, 419, 1257, 9637, 17987, 28911, 53961, 413701, 1241103, 7536553, 22609659, 173340719, 520022157]

約数ペア:

[(1, 520022157), (3, 173340719), (23, 22609659), (69, 7536553), (419, 1241103), (1257, 413701), (9637, 53961), (17987, 28911)]