74971257

素因数分解:

$3^1\times {\mathrm{61}}^1\times {\mathrm{499}}^1\times {\mathrm{821}}^1$

素因数の和:1384

約数の個数: 16

約数和(自身を含む): 101928000

約数和(自身を除く): 26956743

約数列:

[1, 3, 61, 183, 499, 821, 1497, 2463, 30439, 50081, 91317, 150243, 409679, 1229037, 24990419, 74971257]

約数ペア:

[(1, 74971257), (3, 24990419), (61, 1229037), (183, 409679), (499, 150243), (821, 91317), (1497, 50081), (2463, 30439)]