28296008

素因数分解:

$2^3\times {\mathrm{13}}^2\times {\mathrm{20929}}^1$

素因数の和:20961

約数の個数: 24

約数和(自身を含む): 57452850

約数和(自身を除く): 29156842

約数列:

[1, 2, 4, 8, 13, 26, 52, 104, 169, 338, 676, 1352, 20929, 41858, 83716, 167432, 272077, 544154, 1088308, 2176616, 3537001, 7074002, 14148004, 28296008]

約数ペア:

[(1, 28296008), (2, 14148004), (4, 7074002), (8, 3537001), (13, 2176616), (26, 1088308), (52, 544154), (104, 272077), (169, 167432), (338, 83716), (676, 41858), (1352, 20929)]