30709413

素因数分解:

$3^2\times 7^1\times {\mathrm{61}}^2\times {\mathrm{131}}^1$

素因数の和:266

約数の個数: 36

約数和(自身を含む): 51933024

約数和(自身を除く): 21223611

約数列:

[1, 3, 7, 9, 21, 61, 63, 131, 183, 393, 427, 549, 917, 1179, 1281, 2751, 3721, 3843, 7991, 8253, 11163, 23973, 26047, 33489, 55937, 71919, 78141, 167811, 234423, 487451, 503433, 1462353, 3412157, 4387059, 10236471, 30709413]

約数ペア:

[(1, 30709413), (3, 10236471), (7, 4387059), (9, 3412157), (21, 1462353), (61, 503433), (63, 487451), (131, 234423), (183, 167811), (393, 78141), (427, 71919), (549, 55937), (917, 33489), (1179, 26047), (1281, 23973), (2751, 11163), (3721, 8253), (3843, 7991)]