78841091

素因数分解:

$7^1\times {\mathrm{31}}^1\times {\mathrm{421}}^1\times {\mathrm{863}}^1$

素因数の和:1322

約数の個数: 16

約数和(自身を含む): 93339648

約数和(自身を除く): 14498557

約数列:

[1, 7, 31, 217, 421, 863, 2947, 6041, 13051, 26753, 91357, 187271, 363323, 2543261, 11263013, 78841091]

約数ペア:

[(1, 78841091), (7, 11263013), (31, 2543261), (217, 363323), (421, 187271), (863, 91357), (2947, 26753), (6041, 13051)]