28182273

素因数分解:

$3^1\times 7^1\times {\mathrm{53}}^1\times {\mathrm{25321}}^1$

素因数の和:25384

約数の個数: 16

約数和(自身を含む): 43756416

約数和(自身を除く): 15574143

約数列:

[1, 3, 7, 21, 53, 159, 371, 1113, 25321, 75963, 177247, 531741, 1342013, 4026039, 9394091, 28182273]

約数ペア:

[(1, 28182273), (3, 9394091), (7, 4026039), (21, 1342013), (53, 531741), (159, 177247), (371, 75963), (1113, 25321)]