28356744

素因数分解:

$2^3\times 3^1\times {\mathrm{13}}^1\times {\mathrm{90887}}^1$

素因数の和:90909

約数の個数: 32

約数和(自身を含む): 76345920

約数和(自身を除く): 47989176

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 24, 26, 39, 52, 78, 104, 156, 312, 90887, 181774, 272661, 363548, 545322, 727096, 1090644, 1181531, 2181288, 2363062, 3544593, 4726124, 7089186, 9452248, 14178372, 28356744]

約数ペア:

[(1, 28356744), (2, 14178372), (3, 9452248), (4, 7089186), (6, 4726124), (8, 3544593), (12, 2363062), (13, 2181288), (24, 1181531), (26, 1090644), (39, 727096), (52, 545322), (78, 363548), (104, 272661), (156, 181774), (312, 90887)]