2458215

素因数分解:

$3^3\times 5^1\times {\mathrm{131}}^1\times {\mathrm{139}}^1$

素因数の和:284

約数の個数: 32

約数和(自身を含む): 4435200

約数和(自身を除く): 1976985

約数列:

[1, 3, 5, 9, 15, 27, 45, 131, 135, 139, 393, 417, 655, 695, 1179, 1251, 1965, 2085, 3537, 3753, 5895, 6255, 17685, 18209, 18765, 54627, 91045, 163881, 273135, 491643, 819405, 2458215]

約数ペア:

[(1, 2458215), (3, 819405), (5, 491643), (9, 273135), (15, 163881), (27, 91045), (45, 54627), (131, 18765), (135, 18209), (139, 17685), (393, 6255), (417, 5895), (655, 3753), (695, 3537), (1179, 2085), (1251, 1965)]