28200315

素因数分解:

$3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{13147}}^1$

素因数の和:13179

約数の個数: 32

約数和(自身を含む): 53012736

約数和(自身を除く): 24812421

約数列:

[1, 3, 5, 11, 13, 15, 33, 39, 55, 65, 143, 165, 195, 429, 715, 2145, 13147, 39441, 65735, 144617, 170911, 197205, 433851, 512733, 723085, 854555, 1880021, 2169255, 2563665, 5640063, 9400105, 28200315]

約数ペア:

[(1, 28200315), (3, 9400105), (5, 5640063), (11, 2563665), (13, 2169255), (15, 1880021), (33, 854555), (39, 723085), (55, 512733), (65, 433851), (143, 197205), (165, 170911), (195, 144617), (429, 65735), (715, 39441), (2145, 13147)]