9861993

素因数分解:

$3^4\times {\mathrm{109}}^1\times {\mathrm{1117}}^1$

素因数の和:1238

約数の個数: 20

約数和(自身を含む): 14880580

約数和(自身を除く): 5018587

約数列:

[1, 3, 9, 27, 81, 109, 327, 981, 1117, 2943, 3351, 8829, 10053, 30159, 90477, 121753, 365259, 1095777, 3287331, 9861993]

約数ペア:

[(1, 9861993), (3, 3287331), (9, 1095777), (27, 365259), (81, 121753), (109, 90477), (327, 30159), (981, 10053), (1117, 8829), (2943, 3351)]