28150251

素因数分解:

$3^1\times {\mathrm{43}}^1\times {\mathrm{67}}^1\times {\mathrm{3257}}^1$

素因数の和:3370

約数の個数: 16

約数和(自身を含む): 38991744

約数和(自身を除く): 10841493

約数列:

[1, 3, 43, 67, 129, 201, 2881, 3257, 8643, 9771, 140051, 218219, 420153, 654657, 9383417, 28150251]

約数ペア:

[(1, 28150251), (3, 9383417), (43, 654657), (67, 420153), (129, 218219), (201, 140051), (2881, 9771), (3257, 8643)]