27838745

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{71}}^1\times {\mathrm{7129}}^1$

素因数の和:7216

約数の個数: 16

約数和(自身を含む): 36961920

約数和(自身を除く): 9123175

約数列:

[1, 5, 11, 55, 71, 355, 781, 3905, 7129, 35645, 78419, 392095, 506159, 2530795, 5567749, 27838745]

約数ペア:

[(1, 27838745), (5, 5567749), (11, 2530795), (55, 506159), (71, 392095), (355, 78419), (781, 35645), (3905, 7129)]