78748821

素因数分解:

$3^3\times {\mathrm{1361}}^1\times {\mathrm{2143}}^1$

素因数の和:3513

約数の個数: 16

約数和(自身を含む): 116805120

約数和(自身を除く): 38056299

約数列:

[1, 3, 9, 27, 1361, 2143, 4083, 6429, 12249, 19287, 36747, 57861, 2916623, 8749869, 26249607, 78748821]

約数ペア:

[(1, 78748821), (3, 26249607), (9, 8749869), (27, 2916623), (1361, 57861), (2143, 36747), (4083, 19287), (6429, 12249)]