28203231

素因数分解:

$3^1\times 7^1\times {\mathrm{137}}^1\times {\mathrm{9803}}^1$

素因数の和:9950

約数の個数: 16

約数和(自身を含む): 43294464

約数和(自身を除く): 15091233

約数列:

[1, 3, 7, 21, 137, 411, 959, 2877, 9803, 29409, 68621, 205863, 1343011, 4029033, 9401077, 28203231]

約数ペア:

[(1, 28203231), (3, 9401077), (7, 4029033), (21, 1343011), (137, 205863), (411, 68621), (959, 29409), (2877, 9803)]