442557

素因数分解:

$3^3\times {\mathrm{37}}^1\times {\mathrm{443}}^1$

素因数の和:489

約数の個数: 16

約数和(自身を含む): 674880

約数和(自身を除く): 232323

約数列:

[1, 3, 9, 27, 37, 111, 333, 443, 999, 1329, 3987, 11961, 16391, 49173, 147519, 442557]

約数ペア:

[(1, 442557), (3, 147519), (9, 49173), (27, 16391), (37, 11961), (111, 3987), (333, 1329), (443, 999)]