2430155

素因数分解:

$5^1\times 7^3\times {\mathrm{13}}^1\times {\mathrm{109}}^1$

素因数の和:148

約数の個数: 32

約数和(自身を含む): 3696000

約数和(自身を除く): 1265845

約数列:

[1, 5, 7, 13, 35, 49, 65, 91, 109, 245, 343, 455, 545, 637, 763, 1417, 1715, 3185, 3815, 4459, 5341, 7085, 9919, 22295, 26705, 37387, 49595, 69433, 186935, 347165, 486031, 2430155]

約数ペア:

[(1, 2430155), (5, 486031), (7, 347165), (13, 186935), (35, 69433), (49, 49595), (65, 37387), (91, 26705), (109, 22295), (245, 9919), (343, 7085), (455, 5341), (545, 4459), (637, 3815), (763, 3185), (1417, 1715)]