313686

素因数分解:

$2^1\times 3^3\times {\mathrm{37}}^1\times {\mathrm{157}}^1$

素因数の和:205

約数の個数: 32

約数和(自身を含む): 720480

約数和(自身を除く): 406794

約数列:

[1, 2, 3, 6, 9, 18, 27, 37, 54, 74, 111, 157, 222, 314, 333, 471, 666, 942, 999, 1413, 1998, 2826, 4239, 5809, 8478, 11618, 17427, 34854, 52281, 104562, 156843, 313686]

約数ペア:

[(1, 313686), (2, 156843), (3, 104562), (6, 52281), (9, 34854), (18, 17427), (27, 11618), (37, 8478), (54, 5809), (74, 4239), (111, 2826), (157, 1998), (222, 1413), (314, 999), (333, 942), (471, 666)]