28050915

素因数分解:

$3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{81307}}^1$

素因数の和:81338

約数の個数: 16

約数和(自身を含む): 46833408

約数和(自身を除く): 18782493

約数列:

[1, 3, 5, 15, 23, 69, 115, 345, 81307, 243921, 406535, 1219605, 1870061, 5610183, 9350305, 28050915]

約数ペア:

[(1, 28050915), (3, 9350305), (5, 5610183), (15, 1870061), (23, 1219605), (69, 406535), (115, 243921), (345, 81307)]