312849985

素因数分解:

$5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{37}}^1\times {\mathrm{7793}}^1$

素因数の和:7873

約数の個数: 32

約数和(自身を含む): 454920192

約数和(自身を除く): 142070207

約数列:

[1, 5, 7, 31, 35, 37, 155, 185, 217, 259, 1085, 1147, 1295, 5735, 7793, 8029, 38965, 40145, 54551, 241583, 272755, 288341, 1207915, 1441705, 1691081, 2018387, 8455405, 8938571, 10091935, 44692855, 62569997, 312849985]

約数ペア:

[(1, 312849985), (5, 62569997), (7, 44692855), (31, 10091935), (35, 8938571), (37, 8455405), (155, 2018387), (185, 1691081), (217, 1441705), (259, 1207915), (1085, 288341), (1147, 272755), (1295, 241583), (5735, 54551), (7793, 40145), (8029, 38965)]