28155243

素因数分解:

$3^1\times {\mathrm{23}}^1\times {\mathrm{53}}^1\times {\mathrm{7699}}^1$

素因数の和:7778

約数の個数: 16

約数和(自身を含む): 39916800

約数和(自身を除く): 11761557

約数列:

[1, 3, 23, 53, 69, 159, 1219, 3657, 7699, 23097, 177077, 408047, 531231, 1224141, 9385081, 28155243]

約数ペア:

[(1, 28155243), (3, 9385081), (23, 1224141), (53, 531231), (69, 408047), (159, 177077), (1219, 23097), (3657, 7699)]