2640495

素因数分解:

$3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{1231}}^1$

素因数の和:1263

約数の個数: 32

約数和(自身を含む): 4967424

約数和(自身を除く): 2326929

約数列:

[1, 3, 5, 11, 13, 15, 33, 39, 55, 65, 143, 165, 195, 429, 715, 1231, 2145, 3693, 6155, 13541, 16003, 18465, 40623, 48009, 67705, 80015, 176033, 203115, 240045, 528099, 880165, 2640495]

約数ペア:

[(1, 2640495), (3, 880165), (5, 528099), (11, 240045), (13, 203115), (15, 176033), (33, 80015), (39, 67705), (55, 48009), (65, 40623), (143, 18465), (165, 16003), (195, 13541), (429, 6155), (715, 3693), (1231, 2145)]