28886775

素因数分解:

$3^1\times 5^2\times {\mathrm{599}}^1\times {\mathrm{643}}^1$

素因数の和:1255

約数の個数: 24

約数和(自身を含む): 47913600

約数和(自身を除く): 19026825

約数列:

[1, 3, 5, 15, 25, 75, 599, 643, 1797, 1929, 2995, 3215, 8985, 9645, 14975, 16075, 44925, 48225, 385157, 1155471, 1925785, 5777355, 9628925, 28886775]

約数ペア:

[(1, 28886775), (3, 9628925), (5, 5777355), (15, 1925785), (25, 1155471), (75, 385157), (599, 48225), (643, 44925), (1797, 16075), (1929, 14975), (2995, 9645), (3215, 8985)]