28189833

素因数分解:

$3^1\times 7^1\times {\mathrm{719}}^1\times {\mathrm{1867}}^1$

素因数の和:2596

約数の個数: 16

約数和(自身を含む): 43038720

約数和(自身を除く): 14848887

約数列:

[1, 3, 7, 21, 719, 1867, 2157, 5033, 5601, 13069, 15099, 39207, 1342373, 4027119, 9396611, 28189833]

約数ペア:

[(1, 28189833), (3, 9396611), (7, 4027119), (21, 1342373), (719, 39207), (1867, 15099), (2157, 13069), (5033, 5601)]