1554260481

素因数分解:

$3^4\times {\mathrm{29}}^1\times {\mathrm{331}}^1\times {\mathrm{1999}}^1$

素因数の和:2371

約数の個数: 40

約数和(自身を含む): 2410320000

約数和(自身を除く): 856059519

約数列:

[1, 3, 9, 27, 29, 81, 87, 261, 331, 783, 993, 1999, 2349, 2979, 5997, 8937, 9599, 17991, 26811, 28797, 53973, 57971, 86391, 161919, 173913, 259173, 521739, 661669, 777519, 1565217, 1985007, 4695651, 5955021, 17865063, 19188401, 53595189, 57565203, 172695609, 518086827, 1554260481]

約数ペア:

[(1, 1554260481), (3, 518086827), (9, 172695609), (27, 57565203), (29, 53595189), (81, 19188401), (87, 17865063), (261, 5955021), (331, 4695651), (783, 1985007), (993, 1565217), (1999, 777519), (2349, 661669), (2979, 521739), (5997, 259173), (8937, 173913), (9599, 161919), (17991, 86391), (26811, 57971), (28797, 53973)]