261154089

素因数分解:

$3^2\times 7^1\times {\mathrm{233}}^1\times {\mathrm{17791}}^1$

素因数の和:18037

約数の個数: 24

約数和(自身を含む): 432986112

約数和(自身を除く): 171832023

約数列:

[1, 3, 7, 9, 21, 63, 233, 699, 1631, 2097, 4893, 14679, 17791, 53373, 124537, 160119, 373611, 1120833, 4145303, 12435909, 29017121, 37307727, 87051363, 261154089]

約数ペア:

[(1, 261154089), (3, 87051363), (7, 37307727), (9, 29017121), (21, 12435909), (63, 4145303), (233, 1120833), (699, 373611), (1631, 160119), (2097, 124537), (4893, 53373), (14679, 17791)]