8847865

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{4391}}^1$

素因数の和:4440

約数の個数: 16

約数和(自身を含む): 11805696

約数和(自身を除く): 2957831

約数列:

[1, 5, 13, 31, 65, 155, 403, 2015, 4391, 21955, 57083, 136121, 285415, 680605, 1769573, 8847865]

約数ペア:

[(1, 8847865), (5, 1769573), (13, 680605), (31, 285415), (65, 136121), (155, 57083), (403, 21955), (2015, 4391)]