28405208

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{273127}}^1$

素因数の和:273146

約数の個数: 16

約数和(自身を含む): 57356880

約数和(自身を除く): 28951672

約数列:

[1, 2, 4, 8, 13, 26, 52, 104, 273127, 546254, 1092508, 2185016, 3550651, 7101302, 14202604, 28405208]

約数ペア:

[(1, 28405208), (2, 14202604), (4, 7101302), (8, 3550651), (13, 2185016), (26, 1092508), (52, 546254), (104, 273127)]