28697864

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{275941}}^1$

素因数の和:275960

約数の個数: 16

約数和(自身を含む): 57947820

約数和(自身を除く): 29249956

約数列:

[1, 2, 4, 8, 13, 26, 52, 104, 275941, 551882, 1103764, 2207528, 3587233, 7174466, 14348932, 28697864]

約数ペア:

[(1, 28697864), (2, 14348932), (4, 7174466), (8, 3587233), (13, 2207528), (26, 1103764), (52, 551882), (104, 275941)]