13920777

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{2767}}^1$

素因数の和:2829

約数の個数: 24

約数和(自身を含む): 22166144

約数和(自身を除く): 8245367

約数列:

[1, 3, 9, 13, 39, 43, 117, 129, 387, 559, 1677, 2767, 5031, 8301, 24903, 35971, 107913, 118981, 323739, 356943, 1070829, 1546753, 4640259, 13920777]

約数ペア:

[(1, 13920777), (3, 4640259), (9, 1546753), (13, 1070829), (39, 356943), (43, 323739), (117, 118981), (129, 107913), (387, 35971), (559, 24903), (1677, 8301), (2767, 5031)]