868278879

素因数分解:

$3^3\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{197}}^1\times {\mathrm{433}}^1$

素因数の和:681

約数の個数: 64

約数和(自身を含む): 1443657600

約数和(自身を除く): 575378721

約数列:

[1, 3, 9, 13, 27, 29, 39, 87, 117, 197, 261, 351, 377, 433, 591, 783, 1131, 1299, 1773, 2561, 3393, 3897, 5319, 5629, 5713, 7683, 10179, 11691, 12557, 16887, 17139, 23049, 37671, 50661, 51417, 69147, 74269, 85301, 113013, 151983, 154251, 163241, 222807, 255903, 339039, 489723, 668421, 767709, 1108913, 1469169, 2005263, 2303127, 2473729, 3326739, 4407507, 7421187, 9980217, 22263561, 29940651, 32158477, 66790683, 96475431, 289426293, 868278879]

約数ペア:

[(1, 868278879), (3, 289426293), (9, 96475431), (13, 66790683), (27, 32158477), (29, 29940651), (39, 22263561), (87, 9980217), (117, 7421187), (197, 4407507), (261, 3326739), (351, 2473729), (377, 2303127), (433, 2005263), (591, 1469169), (783, 1108913), (1131, 767709), (1299, 668421), (1773, 489723), (2561, 339039), (3393, 255903), (3897, 222807), (5319, 163241), (5629, 154251), (5713, 151983), (7683, 113013), (10179, 85301), (11691, 74269), (12557, 69147), (16887, 51417), (17139, 50661), (23049, 37671)]