28174605

素因数分解:

$3^1\times 5^1\times {\mathrm{139}}^1\times {\mathrm{13513}}^1$

素因数の和:13660

約数の個数: 16

約数和(自身を含む): 45407040

約数和(自身を除く): 17232435

約数列:

[1, 3, 5, 15, 139, 417, 695, 2085, 13513, 40539, 67565, 202695, 1878307, 5634921, 9391535, 28174605]

約数ペア:

[(1, 28174605), (3, 9391535), (5, 5634921), (15, 1878307), (139, 202695), (417, 67565), (695, 40539), (2085, 13513)]