78227721

素因数分解:

$3^3\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{20261}}^1$

素因数の和:20294

約数の個数: 32

約数和(自身を含む): 136160640

約数和(自身を除く): 57932919

約数列:

[1, 3, 9, 11, 13, 27, 33, 39, 99, 117, 143, 297, 351, 429, 1287, 3861, 20261, 60783, 182349, 222871, 263393, 547047, 668613, 790179, 2005839, 2370537, 2897323, 6017517, 7111611, 8691969, 26075907, 78227721]

約数ペア:

[(1, 78227721), (3, 26075907), (9, 8691969), (11, 7111611), (13, 6017517), (27, 2897323), (33, 2370537), (39, 2005839), (99, 790179), (117, 668613), (143, 547047), (297, 263393), (351, 222871), (429, 182349), (1287, 60783), (3861, 20261)]