205153914

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{41}}^1\times {\mathrm{109}}^1\times {\mathrm{1093}}^1$

素因数の和:1255

約数の個数: 64

約数和(自身を含む): 485210880

約数和(自身を除く): 280056966

約数列:

[1, 2, 3, 6, 7, 14, 21, 41, 42, 82, 109, 123, 218, 246, 287, 327, 574, 654, 763, 861, 1093, 1526, 1722, 2186, 2289, 3279, 4469, 4578, 6558, 7651, 8938, 13407, 15302, 22953, 26814, 31283, 44813, 45906, 62566, 89626, 93849, 119137, 134439, 187698, 238274, 268878, 313691, 357411, 627382, 714822, 833959, 941073, 1667918, 1882146, 2501877, 4884617, 5003754, 9769234, 14653851, 29307702, 34192319, 68384638, 102576957, 205153914]

約数ペア:

[(1, 205153914), (2, 102576957), (3, 68384638), (6, 34192319), (7, 29307702), (14, 14653851), (21, 9769234), (41, 5003754), (42, 4884617), (82, 2501877), (109, 1882146), (123, 1667918), (218, 941073), (246, 833959), (287, 714822), (327, 627382), (574, 357411), (654, 313691), (763, 268878), (861, 238274), (1093, 187698), (1526, 134439), (1722, 119137), (2186, 93849), (2289, 89626), (3279, 62566), (4469, 45906), (4578, 44813), (6558, 31283), (7651, 26814), (8938, 22953), (13407, 15302)]