28105545

素因数分解:

$3^1\times 5^1\times {\mathrm{13}}^2\times {\mathrm{11087}}^1$

素因数の和:11121

約数の個数: 24

約数和(自身を含む): 48698496

約数和(自身を除く): 20592951

約数列:

[1, 3, 5, 13, 15, 39, 65, 169, 195, 507, 845, 2535, 11087, 33261, 55435, 144131, 166305, 432393, 720655, 1873703, 2161965, 5621109, 9368515, 28105545]

約数ペア:

[(1, 28105545), (3, 9368515), (5, 5621109), (13, 2161965), (15, 1873703), (39, 720655), (65, 432393), (169, 166305), (195, 144131), (507, 55435), (845, 33261), (2535, 11087)]