28471975

素因数分解:

$5^2\times 7^1\times {\mathrm{19}}^1\times {\mathrm{8563}}^1$

素因数の和:8599

約数の個数: 24

約数和(自身を含む): 42477440

約数和(自身を除く): 14005465

約数列:

[1, 5, 7, 19, 25, 35, 95, 133, 175, 475, 665, 3325, 8563, 42815, 59941, 162697, 214075, 299705, 813485, 1138879, 1498525, 4067425, 5694395, 28471975]

約数ペア:

[(1, 28471975), (5, 5694395), (7, 4067425), (19, 1498525), (25, 1138879), (35, 813485), (95, 299705), (133, 214075), (175, 162697), (475, 59941), (665, 42815), (3325, 8563)]