261249024507

素因数分解:

$3^1\times {\mathrm{41}}^1\times {\mathrm{521}}^1\times {\mathrm{4076729}}^1$

素因数の和:4077294

約数の個数: 16

約数和(自身を含む): 357512914080

約数和(自身を除く): 96263889573

約数列:

[1, 3, 41, 123, 521, 1563, 21361, 64083, 4076729, 12230187, 167145889, 501437667, 2123975809, 6371927427, 87083008169, 261249024507]

約数ペア:

[(1, 261249024507), (3, 87083008169), (41, 6371927427), (123, 2123975809), (521, 501437667), (1563, 167145889), (21361, 12230187), (64083, 4076729)]