221162879

素因数分解:

$7^1\times {\mathrm{83}}^1\times {\mathrm{347}}^1\times {\mathrm{1097}}^1$

素因数の和:1534

約数の個数: 16

約数和(自身を含む): 256773888

約数和(自身を除く): 35611009

約数列:

[1, 7, 83, 347, 581, 1097, 2429, 7679, 28801, 91051, 201607, 380659, 637357, 2664613, 31594697, 221162879]

約数ペア:

[(1, 221162879), (7, 31594697), (83, 2664613), (347, 637357), (581, 380659), (1097, 201607), (2429, 91051), (7679, 28801)]