28116105

素因数分解:

$3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{47}}^1\times {\mathrm{2099}}^1$

素因数の和:2173

約数の個数: 32

約数和(自身を含む): 48384000

約数和(自身を除く): 20267895

約数列:

[1, 3, 5, 15, 19, 47, 57, 95, 141, 235, 285, 705, 893, 2099, 2679, 4465, 6297, 10495, 13395, 31485, 39881, 98653, 119643, 199405, 295959, 493265, 598215, 1479795, 1874407, 5623221, 9372035, 28116105]

約数ペア:

[(1, 28116105), (3, 9372035), (5, 5623221), (15, 1874407), (19, 1479795), (47, 598215), (57, 493265), (95, 295959), (141, 199405), (235, 119643), (285, 98653), (705, 39881), (893, 31485), (2099, 13395), (2679, 10495), (4465, 6297)]