470529

素因数分解:

$3^4\times {\mathrm{37}}^1\times {\mathrm{157}}^1$

素因数の和:206

約数の個数: 20

約数和(自身を含む): 726484

約数和(自身を除く): 255955

約数列:

[1, 3, 9, 27, 37, 81, 111, 157, 333, 471, 999, 1413, 2997, 4239, 5809, 12717, 17427, 52281, 156843, 470529]

約数ペア:

[(1, 470529), (3, 156843), (9, 52281), (27, 17427), (37, 12717), (81, 5809), (111, 4239), (157, 2997), (333, 1413), (471, 999)]