221707195

素因数分解:

$5^1\times {\mathrm{31}}^1\times {\mathrm{211}}^1\times {\mathrm{6779}}^1$

素因数の和:7026

約数の個数: 16

約数和(自身を含む): 275973120

約数和(自身を除く): 54265925

約数列:

[1, 5, 31, 155, 211, 1055, 6541, 6779, 32705, 33895, 210149, 1050745, 1430369, 7151845, 44341439, 221707195]

約数ペア:

[(1, 221707195), (5, 44341439), (31, 7151845), (155, 1430369), (211, 1050745), (1055, 210149), (6541, 33895), (6779, 32705)]