129741479

素因数分解:

$7^1\times {\mathrm{31}}^1\times {\mathrm{47}}^1\times {\mathrm{12721}}^1$

素因数の和:12806

約数の個数: 16

約数和(自身を含む): 156327936

約数和(自身を除く): 26586457

約数列:

[1, 7, 31, 47, 217, 329, 1457, 10199, 12721, 89047, 394351, 597887, 2760457, 4185209, 18534497, 129741479]

約数ペア:

[(1, 129741479), (7, 18534497), (31, 4185209), (47, 2760457), (217, 597887), (329, 394351), (1457, 89047), (10199, 12721)]