339912855

素因数分解:

$3^4\times 5^1\times {\mathrm{71}}^1\times {\mathrm{11821}}^1$

素因数の和:11909

約数の個数: 40

約数和(自身を含む): 617959584

約数和(自身を除く): 278046729

約数列:

[1, 3, 5, 9, 15, 27, 45, 71, 81, 135, 213, 355, 405, 639, 1065, 1917, 3195, 5751, 9585, 11821, 28755, 35463, 59105, 106389, 177315, 319167, 531945, 839291, 957501, 1595835, 2517873, 4196455, 4787505, 7553619, 12589365, 22660857, 37768095, 67982571, 113304285, 339912855]

約数ペア:

[(1, 339912855), (3, 113304285), (5, 67982571), (9, 37768095), (15, 22660857), (27, 12589365), (45, 7553619), (71, 4787505), (81, 4196455), (135, 2517873), (213, 1595835), (355, 957501), (405, 839291), (639, 531945), (1065, 319167), (1917, 177315), (3195, 106389), (5751, 59105), (9585, 35463), (11821, 28755)]