15213225

素因数分解:

$3^1\times 5^2\times {\mathrm{193}}^1\times {\mathrm{1051}}^1$

素因数の和:1257

約数の個数: 24

約数和(自身を含む): 25306912

約数和(自身を除く): 10093687

約数列:

[1, 3, 5, 15, 25, 75, 193, 579, 965, 1051, 2895, 3153, 4825, 5255, 14475, 15765, 26275, 78825, 202843, 608529, 1014215, 3042645, 5071075, 15213225]

約数ペア:

[(1, 15213225), (3, 5071075), (5, 3042645), (15, 1014215), (25, 608529), (75, 202843), (193, 78825), (579, 26275), (965, 15765), (1051, 14475), (2895, 5255), (3153, 4825)]