71007489

素因数分解:

$3^3\times 7^1\times {\mathrm{157}}^1\times {\mathrm{2393}}^1$

素因数の和:2566

約数の個数: 32

約数和(自身を含む): 121040640

約数和(自身を除く): 50033151

約数列:

[1, 3, 7, 9, 21, 27, 63, 157, 189, 471, 1099, 1413, 2393, 3297, 4239, 7179, 9891, 16751, 21537, 29673, 50253, 64611, 150759, 375701, 452277, 1127103, 2629907, 3381309, 7889721, 10143927, 23669163, 71007489]

約数ペア:

[(1, 71007489), (3, 23669163), (7, 10143927), (9, 7889721), (21, 3381309), (27, 2629907), (63, 1127103), (157, 452277), (189, 375701), (471, 150759), (1099, 64611), (1413, 50253), (2393, 29673), (3297, 21537), (4239, 16751), (7179, 9891)]