64520269

素因数分解:

${\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{431}}^1\times {\mathrm{439}}^1$

素因数の和:912

約数の個数: 16

約数和(自身を含む): 72990720

約数和(自身を除く): 8470451

約数列:

[1, 11, 31, 341, 431, 439, 4741, 4829, 13361, 13609, 146971, 149699, 189209, 2081299, 5865479, 64520269]

約数ペア:

[(1, 64520269), (11, 5865479), (31, 2081299), (341, 189209), (431, 149699), (439, 146971), (4741, 13609), (4829, 13361)]