87513987

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{43}}^1\times {\mathrm{61673}}^1$

素因数の和:61730

約数の個数: 16

約数和(自身を含む): 130255488

約数和(自身を除く): 42741501

約数列:

[1, 3, 11, 33, 43, 129, 473, 1419, 61673, 185019, 678403, 2035209, 2651939, 7955817, 29171329, 87513987]

約数ペア:

[(1, 87513987), (3, 29171329), (11, 7955817), (33, 2651939), (43, 2035209), (129, 678403), (473, 185019), (1419, 61673)]