78752331

素因数分解:

$3^4\times 7^1\times {\mathrm{138893}}^1$

素因数の和:138912

約数の個数: 20

約数和(自身を含む): 134449392

約数和(自身を除く): 55697061

約数列:

[1, 3, 7, 9, 21, 27, 63, 81, 189, 567, 138893, 416679, 972251, 1250037, 2916753, 3750111, 8750259, 11250333, 26250777, 78752331]

約数ペア:

[(1, 78752331), (3, 26250777), (7, 11250333), (9, 8750259), (21, 3750111), (27, 2916753), (63, 1250037), (81, 972251), (189, 416679), (567, 138893)]