17961836739

素因数分解:

$3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{41}}^1\times {\mathrm{51257}}^1$

素因数の和:51356

約数の個数: 64

約数和(自身を含む): 31414182912

約数和(自身を除く): 13452346173

約数列:

[1, 3, 7, 11, 21, 33, 37, 41, 77, 111, 123, 231, 259, 287, 407, 451, 777, 861, 1221, 1353, 1517, 2849, 3157, 4551, 8547, 9471, 10619, 16687, 31857, 50061, 51257, 116809, 153771, 350427, 358799, 563827, 1076397, 1691481, 1896509, 2101537, 3946789, 5689527, 6304611, 11840367, 13275563, 14710759, 20861599, 23116907, 39826689, 44132277, 62584797, 69350721, 77756869, 146031193, 161818349, 233270607, 438093579, 485455047, 544298083, 855325559, 1632894249, 2565976677, 5987278913, 17961836739]

約数ペア:

[(1, 17961836739), (3, 5987278913), (7, 2565976677), (11, 1632894249), (21, 855325559), (33, 544298083), (37, 485455047), (41, 438093579), (77, 233270607), (111, 161818349), (123, 146031193), (231, 77756869), (259, 69350721), (287, 62584797), (407, 44132277), (451, 39826689), (777, 23116907), (861, 20861599), (1221, 14710759), (1353, 13275563), (1517, 11840367), (2849, 6304611), (3157, 5689527), (4551, 3946789), (8547, 2101537), (9471, 1896509), (10619, 1691481), (16687, 1076397), (31857, 563827), (50061, 358799), (51257, 350427), (116809, 153771)]