201212217

素因数分解:

$3^2\times {\mathrm{47}}^1\times {\mathrm{475679}}^1$

素因数の和:475732

約数の個数: 12

約数和(自身を含む): 296824320

約数和(自身を除く): 95612103

約数列:

[1, 3, 9, 47, 141, 423, 475679, 1427037, 4281111, 22356913, 67070739, 201212217]

約数ペア:

[(1, 201212217), (3, 67070739), (9, 22356913), (47, 4281111), (141, 1427037), (423, 475679)]