201661789

素因数分解:

$7^1\times {\mathrm{31}}^1\times {\mathrm{607}}^1\times {\mathrm{1531}}^1$

素因数の和:2176

約数の個数: 16

約数和(自身を含む): 238452736

約数和(自身を除く): 36790947

約数列:

[1, 7, 31, 217, 607, 1531, 4249, 10717, 18817, 47461, 131719, 332227, 929317, 6505219, 28808827, 201661789]

約数ペア:

[(1, 201661789), (7, 28808827), (31, 6505219), (217, 929317), (607, 332227), (1531, 131719), (4249, 47461), (10717, 18817)]