245395678

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{379}}^1\times {\mathrm{1549}}^1$

素因数の和:1960

約数の個数: 32

約数和(自身を含む): 424080000

約数和(自身を除く): 178684322

約数列:

[1, 2, 11, 19, 22, 38, 209, 379, 418, 758, 1549, 3098, 4169, 7201, 8338, 14402, 17039, 29431, 34078, 58862, 79211, 158422, 323741, 587071, 647482, 1174142, 6457781, 11154349, 12915562, 22308698, 122697839, 245395678]

約数ペア:

[(1, 245395678), (2, 122697839), (11, 22308698), (19, 12915562), (22, 11154349), (38, 6457781), (209, 1174142), (379, 647482), (418, 587071), (758, 323741), (1549, 158422), (3098, 79211), (4169, 58862), (7201, 34078), (8338, 29431), (14402, 17039)]