201523077

素因数分解:

$3^2\times 7^1\times {\mathrm{41}}^1\times {\mathrm{61}}^1\times {\mathrm{1279}}^1$

素因数の和:1394

約数の個数: 48

約数和(自身を含む): 346644480

約数和(自身を除く): 145121403

約数列:

[1, 3, 7, 9, 21, 41, 61, 63, 123, 183, 287, 369, 427, 549, 861, 1279, 1281, 2501, 2583, 3837, 3843, 7503, 8953, 11511, 17507, 22509, 26859, 52439, 52521, 78019, 80577, 157317, 157563, 234057, 367073, 471951, 546133, 702171, 1101219, 1638399, 3198779, 3303657, 4915197, 9596337, 22391453, 28789011, 67174359, 201523077]

約数ペア:

[(1, 201523077), (3, 67174359), (7, 28789011), (9, 22391453), (21, 9596337), (41, 4915197), (61, 3303657), (63, 3198779), (123, 1638399), (183, 1101219), (287, 702171), (369, 546133), (427, 471951), (549, 367073), (861, 234057), (1279, 157563), (1281, 157317), (2501, 80577), (2583, 78019), (3837, 52521), (3843, 52439), (7503, 26859), (8953, 22509), (11511, 17507)]