27738025

素因数分解:

$5^2\times 7^1\times {\mathrm{31}}^1\times {\mathrm{5113}}^1$

素因数の和:5161

約数の個数: 24

約数和(自身を含む): 40584704

約数和(自身を除く): 12846679

約数列:

[1, 5, 7, 25, 31, 35, 155, 175, 217, 775, 1085, 5113, 5425, 25565, 35791, 127825, 158503, 178955, 792515, 894775, 1109521, 3962575, 5547605, 27738025]

約数ペア:

[(1, 27738025), (5, 5547605), (7, 3962575), (25, 1109521), (31, 894775), (35, 792515), (155, 178955), (175, 158503), (217, 127825), (775, 35791), (1085, 25565), (5113, 5425)]