140872005

素因数分解:

$3^2\times 5^1\times {\mathrm{263}}^1\times {\mathrm{11903}}^1$

素因数の和:12177

約数の個数: 24

約数和(自身を含む): 245127168

約数和(自身を除く): 104255163

約数列:

[1, 3, 5, 9, 15, 45, 263, 789, 1315, 2367, 3945, 11835, 11903, 35709, 59515, 107127, 178545, 535635, 3130489, 9391467, 15652445, 28174401, 46957335, 140872005]

約数ペア:

[(1, 140872005), (3, 46957335), (5, 28174401), (9, 15652445), (15, 9391467), (45, 3130489), (263, 535635), (789, 178545), (1315, 107127), (2367, 59515), (3945, 35709), (11835, 11903)]