163968903

素因数分解:

$3^2\times 7^1\times {\mathrm{2602681}}^1$

素因数の和:2602694

約数の個数: 12

約数和(自身を含む): 270678928

約数和(自身を除く): 106710025

約数列:

[1, 3, 7, 9, 21, 63, 2602681, 7808043, 18218767, 23424129, 54656301, 163968903]

約数ペア:

[(1, 163968903), (3, 54656301), (7, 23424129), (9, 18218767), (21, 7808043), (63, 2602681)]