3977991

素因数分解:

$3^4\times {\mathrm{67}}^1\times {\mathrm{733}}^1$

素因数の和:812

約数の個数: 20

約数和(自身を含む): 6039352

約数和(自身を除く): 2061361

約数列:

[1, 3, 9, 27, 67, 81, 201, 603, 733, 1809, 2199, 5427, 6597, 19791, 49111, 59373, 147333, 441999, 1325997, 3977991]

約数ペア:

[(1, 3977991), (3, 1325997), (9, 441999), (27, 147333), (67, 59373), (81, 49111), (201, 19791), (603, 6597), (733, 5427), (1809, 2199)]