71139981

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{1301}}^1\times {\mathrm{1657}}^1$

素因数の和:2972

約数の個数: 16

約数和(自身を含む): 103618368

約数和(自身を除く): 32478387

約数列:

[1, 3, 11, 33, 1301, 1657, 3903, 4971, 14311, 18227, 42933, 54681, 2155757, 6467271, 23713327, 71139981]

約数ペア:

[(1, 71139981), (3, 23713327), (11, 6467271), (33, 2155757), (1301, 54681), (1657, 42933), (3903, 18227), (4971, 14311)]