647516727

素因数分解:

$3^3\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{5783}}^1$

素因数の和:5845

約数の個数: 64

約数和(自身を含む): 1166054400

約数和(自身を除く): 518537673

約数列:

[1, 3, 9, 11, 13, 27, 29, 33, 39, 87, 99, 117, 143, 261, 297, 319, 351, 377, 429, 783, 957, 1131, 1287, 2871, 3393, 3861, 4147, 5783, 8613, 10179, 12441, 17349, 37323, 52047, 63613, 75179, 111969, 156141, 167707, 190839, 225537, 503121, 572517, 676611, 826969, 1509363, 1717551, 1844777, 2029833, 2180191, 2480907, 4528089, 5534331, 6540573, 7442721, 16602993, 19621719, 22328163, 23982101, 49808979, 58865157, 71946303, 215838909, 647516727]

約数ペア:

[(1, 647516727), (3, 215838909), (9, 71946303), (11, 58865157), (13, 49808979), (27, 23982101), (29, 22328163), (33, 19621719), (39, 16602993), (87, 7442721), (99, 6540573), (117, 5534331), (143, 4528089), (261, 2480907), (297, 2180191), (319, 2029833), (351, 1844777), (377, 1717551), (429, 1509363), (783, 826969), (957, 676611), (1131, 572517), (1287, 503121), (2871, 225537), (3393, 190839), (3861, 167707), (4147, 156141), (5783, 111969), (8613, 75179), (10179, 63613), (12441, 52047), (17349, 37323)]