28726165

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{47}}^1\times {\mathrm{9403}}^1$

素因数の和:9468

約数の個数: 16

約数和(自身を含む): 37916928

約数和(自身を除く): 9190763

約数列:

[1, 5, 13, 47, 65, 235, 611, 3055, 9403, 47015, 122239, 441941, 611195, 2209705, 5745233, 28726165]

約数ペア:

[(1, 28726165), (5, 5745233), (13, 2209705), (47, 611195), (65, 441941), (235, 122239), (611, 47015), (3055, 9403)]