286839

素因数分解:

$3^2\times 7^1\times {\mathrm{29}}^1\times {\mathrm{157}}^1$

素因数の和:199

約数の個数: 24

約数和(自身を含む): 492960

約数和(自身を除く): 206121

約数列:

[1, 3, 7, 9, 21, 29, 63, 87, 157, 203, 261, 471, 609, 1099, 1413, 1827, 3297, 4553, 9891, 13659, 31871, 40977, 95613, 286839]

約数ペア:

[(1, 286839), (3, 95613), (7, 40977), (9, 31871), (21, 13659), (29, 9891), (63, 4553), (87, 3297), (157, 1827), (203, 1413), (261, 1099), (471, 609)]