28512835

素因数分解:

$5^1\times {\mathrm{13}}^2\times {\mathrm{41}}^1\times {\mathrm{823}}^1$

素因数の和:895

約数の個数: 24

約数和(自身を含む): 37999584

約数和(自身を除く): 9486749

約数列:

[1, 5, 13, 41, 65, 169, 205, 533, 823, 845, 2665, 4115, 6929, 10699, 33743, 34645, 53495, 139087, 168715, 438659, 695435, 2193295, 5702567, 28512835]

約数ペア:

[(1, 28512835), (5, 5702567), (13, 2193295), (41, 695435), (65, 438659), (169, 168715), (205, 139087), (533, 53495), (823, 34645), (845, 33743), (2665, 10699), (4115, 6929)]