156843

素因数分解:

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

素因数の和:203

約数の個数: 16

約数和(自身を含む): 240160

約数和(自身を除く): 83317

約数列:

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

約数ペア:

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