86889789

素因数分解:

$3^2\times 7^4\times {\mathrm{4021}}^1$

素因数の和:4055

約数の個数: 30

約数和(自身を含む): 146453086

約数和(自身を除く): 59563297

約数列:

[1, 3, 7, 9, 21, 49, 63, 147, 343, 441, 1029, 2401, 3087, 4021, 7203, 12063, 21609, 28147, 36189, 84441, 197029, 253323, 591087, 1379203, 1773261, 4137609, 9654421, 12412827, 28963263, 86889789]

約数ペア:

[(1, 86889789), (3, 28963263), (7, 12412827), (9, 9654421), (21, 4137609), (49, 1773261), (63, 1379203), (147, 591087), (343, 253323), (441, 197029), (1029, 84441), (2401, 36189), (3087, 28147), (4021, 21609), (7203, 12063)]