28393587

素因数分解:

$3^2\times {\mathrm{17}}^1\times {\mathrm{151}}^1\times {\mathrm{1229}}^1$

素因数の和:1403

約数の個数: 24

約数和(自身を含む): 43748640

約数和(自身を除く): 15355053

約数列:

[1, 3, 9, 17, 51, 151, 153, 453, 1229, 1359, 2567, 3687, 7701, 11061, 20893, 23103, 62679, 185579, 188037, 556737, 1670211, 3154843, 9464529, 28393587]

約数ペア:

[(1, 28393587), (3, 9464529), (9, 3154843), (17, 1670211), (51, 556737), (151, 188037), (153, 185579), (453, 62679), (1229, 23103), (1359, 20893), (2567, 11061), (3687, 7701)]