1212471

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{241}}^1$

素因数の和:303

約数の個数: 24

約数和(自身を含む): 1937936

約数和(自身を除く): 725465

約数列:

[1, 3, 9, 13, 39, 43, 117, 129, 241, 387, 559, 723, 1677, 2169, 3133, 5031, 9399, 10363, 28197, 31089, 93267, 134719, 404157, 1212471]

約数ペア:

[(1, 1212471), (3, 404157), (9, 134719), (13, 93267), (39, 31089), (43, 28197), (117, 10363), (129, 9399), (241, 5031), (387, 3133), (559, 2169), (723, 1677)]