8997723

素因数分解:

$3^4\times 7^2\times {\mathrm{2267}}^1$

素因数の和:2293

約数の個数: 30

約数和(自身を含む): 15642396

約数和(自身を除く): 6644673

約数列:

[1, 3, 7, 9, 21, 27, 49, 63, 81, 147, 189, 441, 567, 1323, 2267, 3969, 6801, 15869, 20403, 47607, 61209, 111083, 142821, 183627, 333249, 428463, 999747, 1285389, 2999241, 8997723]

約数ペア:

[(1, 8997723), (3, 2999241), (7, 1285389), (9, 999747), (21, 428463), (27, 333249), (49, 183627), (63, 142821), (81, 111083), (147, 61209), (189, 47607), (441, 20403), (567, 15869), (1323, 6801), (2267, 3969)]