153930721

素因数分解:

$7^1\times {\mathrm{83}}^1\times {\mathrm{307}}^1\times {\mathrm{863}}^1$

素因数の和:1260

約数の個数: 16

約数和(自身を含む): 178827264

約数和(自身を除く): 24896543

約数列:

[1, 7, 83, 307, 581, 863, 2149, 6041, 25481, 71629, 178367, 264941, 501403, 1854587, 21990103, 153930721]

約数ペア:

[(1, 153930721), (7, 21990103), (83, 1854587), (307, 501403), (581, 264941), (863, 178367), (2149, 71629), (6041, 25481)]