78573159

素因数分解:

$3^4\times 7^1\times {\mathrm{138577}}^1$

素因数の和:138596

約数の個数: 20

約数和(自身を含む): 134143504

約数和(自身を除く): 55570345

約数列:

[1, 3, 7, 9, 21, 27, 63, 81, 189, 567, 138577, 415731, 970039, 1247193, 2910117, 3741579, 8730351, 11224737, 26191053, 78573159]

約数ペア:

[(1, 78573159), (3, 26191053), (7, 11224737), (9, 8730351), (21, 3741579), (27, 2910117), (63, 1247193), (81, 970039), (189, 415731), (567, 138577)]