261755263

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{1129}}^1\times {\mathrm{3011}}^1$

素因数の和:4158

約数の個数: 16

約数和(自身を含む): 326741760

約数和(自身を除く): 64986497

約数列:

[1, 7, 11, 77, 1129, 3011, 7903, 12419, 21077, 33121, 86933, 231847, 3399419, 23795933, 37393609, 261755263]

約数ペア:

[(1, 261755263), (7, 37393609), (11, 23795933), (77, 3399419), (1129, 231847), (3011, 86933), (7903, 33121), (12419, 21077)]