28673385

素因数分解:

$3^1\times 5^1\times {\mathrm{13}}^2\times {\mathrm{11311}}^1$

素因数の和:11345

約数の個数: 24

約数和(自身を含む): 49682304

約数和(自身を除く): 21008919

約数列:

[1, 3, 5, 13, 15, 39, 65, 169, 195, 507, 845, 2535, 11311, 33933, 56555, 147043, 169665, 441129, 735215, 1911559, 2205645, 5734677, 9557795, 28673385]

約数ペア:

[(1, 28673385), (3, 9557795), (5, 5734677), (13, 2205645), (15, 1911559), (39, 735215), (65, 441129), (169, 169665), (195, 147043), (507, 56555), (845, 33933), (2535, 11311)]