87836895

素因数分解:

$3^2\times 5^1\times {\mathrm{97}}^1\times {\mathrm{20123}}^1$

素因数の和:20231

約数の個数: 24

約数和(自身を含む): 153827856

約数和(自身を除く): 65990961

約数列:

[1, 3, 5, 9, 15, 45, 97, 291, 485, 873, 1455, 4365, 20123, 60369, 100615, 181107, 301845, 905535, 1951931, 5855793, 9759655, 17567379, 29278965, 87836895]

約数ペア:

[(1, 87836895), (3, 29278965), (5, 17567379), (9, 9759655), (15, 5855793), (45, 1951931), (97, 905535), (291, 301845), (485, 181107), (873, 100615), (1455, 60369), (4365, 20123)]