28239477

素因数分解:

$3^1\times 7^1\times {\mathrm{461}}^1\times {\mathrm{2917}}^1$

素因数の和:3388

約数の個数: 16

約数和(自身を含む): 43139712

約数和(自身を除く): 14900235

約数列:

[1, 3, 7, 21, 461, 1383, 2917, 3227, 8751, 9681, 20419, 61257, 1344737, 4034211, 9413159, 28239477]

約数ペア:

[(1, 28239477), (3, 9413159), (7, 4034211), (21, 1344737), (461, 61257), (1383, 20419), (2917, 9681), (3227, 8751)]