86903999

素因数分解:

$7^2\times {\mathrm{13}}^1\times {\mathrm{227}}^1\times {\mathrm{601}}^1$

素因数の和:855

約数の個数: 24

約数和(自身を含む): 109530288

約数和(自身を除く): 22626289

約数列:

[1, 7, 13, 49, 91, 227, 601, 637, 1589, 2951, 4207, 7813, 11123, 20657, 29449, 54691, 136427, 144599, 382837, 954989, 1773551, 6684923, 12414857, 86903999]

約数ペア:

[(1, 86903999), (7, 12414857), (13, 6684923), (49, 1773551), (91, 954989), (227, 382837), (601, 144599), (637, 136427), (1589, 54691), (2951, 29449), (4207, 20657), (7813, 11123)]