81375015

素因数分解:

$3^1\times 5^1\times {\mathrm{29}}^1\times {\mathrm{187069}}^1$

素因数の和:187106

約数の個数: 16

約数和(自身を含む): 134690400

約数和(自身を除く): 53315385

約数列:

[1, 3, 5, 15, 29, 87, 145, 435, 187069, 561207, 935345, 2806035, 5425001, 16275003, 27125005, 81375015]

約数ペア:

[(1, 81375015), (3, 27125005), (5, 16275003), (15, 5425001), (29, 2806035), (87, 935345), (145, 561207), (435, 187069)]