25780191

素因数分解:

$3^1\times {\mathrm{139}}^1\times {\mathrm{211}}^1\times {\mathrm{293}}^1$

素因数の和:646

約数の個数: 16

約数和(自身を含む): 34903680

約数和(自身を除く): 9123489

約数列:

[1, 3, 139, 211, 293, 417, 633, 879, 29329, 40727, 61823, 87987, 122181, 185469, 8593397, 25780191]

約数ペア:

[(1, 25780191), (3, 8593397), (139, 185469), (211, 122181), (293, 87987), (417, 61823), (633, 40727), (879, 29329)]