263490786

素因数分解:

$2^1\times 3^3\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{22079}}^1$

素因数の和:22120

約数の個数: 64

約数和(自身を含む): 667699200

約数和(自身を除く): 404208414

約数列:

[1, 2, 3, 6, 9, 13, 17, 18, 26, 27, 34, 39, 51, 54, 78, 102, 117, 153, 221, 234, 306, 351, 442, 459, 663, 702, 918, 1326, 1989, 3978, 5967, 11934, 22079, 44158, 66237, 132474, 198711, 287027, 375343, 397422, 574054, 596133, 750686, 861081, 1126029, 1192266, 1722162, 2252058, 2583243, 3378087, 4879459, 5166486, 6756174, 7749729, 9758918, 10134261, 14638377, 15499458, 20268522, 29276754, 43915131, 87830262, 131745393, 263490786]

約数ペア:

[(1, 263490786), (2, 131745393), (3, 87830262), (6, 43915131), (9, 29276754), (13, 20268522), (17, 15499458), (18, 14638377), (26, 10134261), (27, 9758918), (34, 7749729), (39, 6756174), (51, 5166486), (54, 4879459), (78, 3378087), (102, 2583243), (117, 2252058), (153, 1722162), (221, 1192266), (234, 1126029), (306, 861081), (351, 750686), (442, 596133), (459, 574054), (663, 397422), (702, 375343), (918, 287027), (1326, 198711), (1989, 132474), (3978, 66237), (5967, 44158), (11934, 22079)]