28501227

素因数分解:

$3^5\times {\mathrm{53}}^1\times {\mathrm{2213}}^1$

素因数の和:2281

約数の個数: 24

約数和(自身を含む): 43518384

約数和(自身を除く): 15017157

約数列:

[1, 3, 9, 27, 53, 81, 159, 243, 477, 1431, 2213, 4293, 6639, 12879, 19917, 59751, 117289, 179253, 351867, 537759, 1055601, 3166803, 9500409, 28501227]

約数ペア:

[(1, 28501227), (3, 9500409), (9, 3166803), (27, 1055601), (53, 537759), (81, 351867), (159, 179253), (243, 117289), (477, 59751), (1431, 19917), (2213, 12879), (4293, 6639)]