725342007

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{863}}^1\times {\mathrm{937}}^1$

素因数の和:1839

約数の個数: 32

約数和(自身を含む): 1089220608

約数和(自身を除く): 363878601

約数列:

[1, 3, 13, 23, 39, 69, 299, 863, 897, 937, 2589, 2811, 11219, 12181, 19849, 21551, 33657, 36543, 59547, 64653, 258037, 280163, 774111, 808631, 840489, 2425893, 10512203, 18598513, 31536609, 55795539, 241780669, 725342007]

約数ペア:

[(1, 725342007), (3, 241780669), (13, 55795539), (23, 31536609), (39, 18598513), (69, 10512203), (299, 2425893), (863, 840489), (897, 808631), (937, 774111), (2589, 280163), (2811, 258037), (11219, 64653), (12181, 59547), (19849, 36543), (21551, 33657)]