72471693

素因数分解:

$3^1\times 7^1\times {\mathrm{193}}^1\times {\mathrm{17881}}^1$

素因数の和:18084

約数の個数: 16

約数和(自身を含む): 111011456

約数和(自身を除く): 38539763

約数列:

[1, 3, 7, 21, 193, 579, 1351, 4053, 17881, 53643, 125167, 375501, 3451033, 10353099, 24157231, 72471693]

約数ペア:

[(1, 72471693), (3, 24157231), (7, 10353099), (21, 3451033), (193, 375501), (579, 125167), (1351, 53643), (4053, 17881)]