28765165

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{40231}}^1$

素因数の和:40260

約数の個数: 16

約数和(自身を含む): 40553856

約数和(自身を除く): 11788691

約数列:

[1, 5, 11, 13, 55, 65, 143, 715, 40231, 201155, 442541, 523003, 2212705, 2615015, 5753033, 28765165]

約数ペア:

[(1, 28765165), (5, 5753033), (11, 2615015), (13, 2212705), (55, 523003), (65, 442541), (143, 201155), (715, 40231)]