28218872

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{320669}}^1$

素因数の和:320686

約数の個数: 16

約数和(自身を含む): 57720600

約数和(自身を除く): 29501728

約数列:

[1, 2, 4, 8, 11, 22, 44, 88, 320669, 641338, 1282676, 2565352, 3527359, 7054718, 14109436, 28218872]

約数ペア:

[(1, 28218872), (2, 14109436), (4, 7054718), (8, 3527359), (11, 2565352), (22, 1282676), (44, 641338), (88, 320669)]