8455347

素因数分解:

$3^4\times {\mathrm{47}}^1\times {\mathrm{2221}}^1$

素因数の和:2280

約数の個数: 20

約数和(自身を含む): 12905376

約数和(自身を除く): 4450029

約数列:

[1, 3, 9, 27, 47, 81, 141, 423, 1269, 2221, 3807, 6663, 19989, 59967, 104387, 179901, 313161, 939483, 2818449, 8455347]

約数ペア:

[(1, 8455347), (3, 2818449), (9, 939483), (27, 313161), (47, 179901), (81, 104387), (141, 59967), (423, 19989), (1269, 6663), (2221, 3807)]