221567216221

素因数分解:

${\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{487}}^1\times {\mathrm{1521617}}^1$

素因数の和:1522140

約数の個数: 16

約数和(自身を含む): 249496660224

約数和(自身を除く): 27929444003

約数列:

[1, 13, 23, 299, 487, 6331, 11201, 145613, 1521617, 19781021, 34997191, 454963483, 741027479, 9633357227, 17043632017, 221567216221]

約数ペア:

[(1, 221567216221), (13, 17043632017), (23, 9633357227), (299, 741027479), (487, 454963483), (6331, 34997191), (11201, 19781021), (145613, 1521617)]