12968005

素因数分解:

$5^1\times {\mathrm{47}}^1\times {\mathrm{139}}^1\times {\mathrm{397}}^1$

素因数の和:588

約数の個数: 16

約数和(自身を含む): 16047360

約数和(自身を除く): 3079355

約数列:

[1, 5, 47, 139, 235, 397, 695, 1985, 6533, 18659, 32665, 55183, 93295, 275915, 2593601, 12968005]

約数ペア:

[(1, 12968005), (5, 2593601), (47, 275915), (139, 93295), (235, 55183), (397, 32665), (695, 18659), (1985, 6533)]