2490177

素因数分解:

$3^1\times {\mathrm{17}}^1\times {\mathrm{157}}^1\times {\mathrm{311}}^1$

素因数の和:488

約数の個数: 16

約数和(自身を含む): 3549312

約数和(自身を除く): 1059135

約数列:

[1, 3, 17, 51, 157, 311, 471, 933, 2669, 5287, 8007, 15861, 48827, 146481, 830059, 2490177]

約数ペア:

[(1, 2490177), (3, 830059), (17, 146481), (51, 48827), (157, 15861), (311, 8007), (471, 5287), (933, 2669)]