28287130

素因数分解:

$2^1\times 5^1\times {\mathrm{41}}^1\times {\mathrm{68993}}^1$

素因数の和:69041

約数の個数: 16

約数和(自身を含む): 52159464

約数和(自身を除く): 23872334

約数列:

[1, 2, 5, 10, 41, 82, 205, 410, 68993, 137986, 344965, 689930, 2828713, 5657426, 14143565, 28287130]

約数ペア:

[(1, 28287130), (2, 14143565), (5, 5657426), (10, 2828713), (41, 689930), (82, 344965), (205, 137986), (410, 68993)]