28915695

素因数分解:

$3^2\times 5^1\times {\mathrm{199}}^1\times {\mathrm{3229}}^1$

素因数の和:3439

約数の個数: 24

約数和(自身を含む): 50388000

約数和(自身を除く): 21472305

約数列:

[1, 3, 5, 9, 15, 45, 199, 597, 995, 1791, 2985, 3229, 8955, 9687, 16145, 29061, 48435, 145305, 642571, 1927713, 3212855, 5783139, 9638565, 28915695]

約数ペア:

[(1, 28915695), (3, 9638565), (5, 5783139), (9, 3212855), (15, 1927713), (45, 642571), (199, 145305), (597, 48435), (995, 29061), (1791, 16145), (2985, 9687), (3229, 8955)]