157420274

素因数分解:

$2^1\times {\mathrm{11}}^2\times {\mathrm{37}}^1\times {\mathrm{17581}}^1$

素因数の和:17642

約数の個数: 24

約数和(自身を含む): 266578284

約数和(自身を除く): 109158010

約数列:

[1, 2, 11, 22, 37, 74, 121, 242, 407, 814, 4477, 8954, 17581, 35162, 193391, 386782, 650497, 1300994, 2127301, 4254602, 7155467, 14310934, 78710137, 157420274]

約数ペア:

[(1, 157420274), (2, 78710137), (11, 14310934), (22, 7155467), (37, 4254602), (74, 2127301), (121, 1300994), (242, 650497), (407, 386782), (814, 193391), (4477, 35162), (8954, 17581)]