2657967

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{211}}^1$

素因数の和:263

約数の個数: 32

約数和(自身を含む): 4273920

約数和(自身を除く): 1615953

約数列:

[1, 3, 13, 17, 19, 39, 51, 57, 211, 221, 247, 323, 633, 663, 741, 969, 2743, 3587, 4009, 4199, 8229, 10761, 12027, 12597, 46631, 52117, 68153, 139893, 156351, 204459, 885989, 2657967]

約数ペア:

[(1, 2657967), (3, 885989), (13, 204459), (17, 156351), (19, 139893), (39, 68153), (51, 52117), (57, 46631), (211, 12597), (221, 12027), (247, 10761), (323, 8229), (633, 4199), (663, 4009), (741, 3587), (969, 2743)]