221871873

素因数分解:

$3^1\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{90523}}^1$

素因数の和:90588

約数の個数: 16

約数和(自身を含む): 318644480

約数和(自身を除く): 96772607

約数列:

[1, 3, 19, 43, 57, 129, 817, 2451, 90523, 271569, 1719937, 3892489, 5159811, 11677467, 73957291, 221871873]

約数ペア:

[(1, 221871873), (3, 73957291), (19, 11677467), (43, 5159811), (57, 3892489), (129, 1719937), (817, 271569), (2451, 90523)]