28439793

素因数分解:

$3^2\times {\mathrm{17}}^1\times {\mathrm{151}}^1\times {\mathrm{1231}}^1$

素因数の和:1405

約数の個数: 24

約数和(自身を含む): 43819776

約数和(自身を除く): 15379983

約数列:

[1, 3, 9, 17, 51, 151, 153, 453, 1231, 1359, 2567, 3693, 7701, 11079, 20927, 23103, 62781, 185881, 188343, 557643, 1672929, 3159977, 9479931, 28439793]

約数ペア:

[(1, 28439793), (3, 9479931), (9, 3159977), (17, 1672929), (51, 557643), (151, 188343), (153, 185881), (453, 62781), (1231, 23103), (1359, 20927), (2567, 11079), (3693, 7701)]