28079079

素因数分解:

$3^1\times 7^1\times {\mathrm{937}}^1\times {\mathrm{1427}}^1$

素因数の和:2374

約数の個数: 16

約数和(自身を含む): 42862848

約数和(自身を除く): 14783769

約数列:

[1, 3, 7, 21, 937, 1427, 2811, 4281, 6559, 9989, 19677, 29967, 1337099, 4011297, 9359693, 28079079]

約数ペア:

[(1, 28079079), (3, 9359693), (7, 4011297), (21, 1337099), (937, 29967), (1427, 19677), (2811, 9989), (4281, 6559)]