1238139

素因数分解:

$3^3\times 7^1\times {\mathrm{6551}}^1$

素因数の和:6567

約数の個数: 16

約数和(自身を含む): 2096640

約数和(自身を除く): 858501

約数列:

[1, 3, 7, 9, 21, 27, 63, 189, 6551, 19653, 45857, 58959, 137571, 176877, 412713, 1238139]

約数ペア:

[(1, 1238139), (3, 412713), (7, 176877), (9, 137571), (21, 58959), (27, 45857), (63, 19653), (189, 6551)]