28289144

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{272011}}^1$

素因数の和:272030

約数の個数: 16

約数和(自身を含む): 57122520

約数和(自身を除く): 28833376

約数列:

[1, 2, 4, 8, 13, 26, 52, 104, 272011, 544022, 1088044, 2176088, 3536143, 7072286, 14144572, 28289144]

約数ペア:

[(1, 28289144), (2, 14144572), (4, 7072286), (8, 3536143), (13, 2176088), (26, 1088044), (52, 544022), (104, 272011)]