15966795

素因数分解:

$3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{2213}}^1$

素因数の和:2271

約数の個数: 32

約数和(自身を含む): 28268352

約数和(自身を除く): 12301557

約数列:

[1, 3, 5, 13, 15, 37, 39, 65, 111, 185, 195, 481, 555, 1443, 2213, 2405, 6639, 7215, 11065, 28769, 33195, 81881, 86307, 143845, 245643, 409405, 431535, 1064453, 1228215, 3193359, 5322265, 15966795]

約数ペア:

[(1, 15966795), (3, 5322265), (5, 3193359), (13, 1228215), (15, 1064453), (37, 431535), (39, 409405), (65, 245643), (111, 143845), (185, 86307), (195, 81881), (481, 33195), (555, 28769), (1443, 11065), (2213, 7215), (2405, 6639)]