8041865

素因数分解:

$5^1\times {\mathrm{13}}^2\times {\mathrm{31}}^1\times {\mathrm{307}}^1$

素因数の和:369

約数の個数: 24

約数和(自身を含む): 10821888

約数和(自身を除く): 2780023

約数列:

[1, 5, 13, 31, 65, 155, 169, 307, 403, 845, 1535, 2015, 3991, 5239, 9517, 19955, 26195, 47585, 51883, 123721, 259415, 618605, 1608373, 8041865]

約数ペア:

[(1, 8041865), (5, 1608373), (13, 618605), (31, 259415), (65, 123721), (155, 51883), (169, 47585), (307, 26195), (403, 19955), (845, 9517), (1535, 5239), (2015, 3991)]