7638423

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{41}}^1\times {\mathrm{281}}^1$

素因数の和:355

約数の個数: 32

約数和(自身を含む): 11938752

約数和(自身を除く): 4300329

約数列:

[1, 3, 13, 17, 39, 41, 51, 123, 221, 281, 533, 663, 697, 843, 1599, 2091, 3653, 4777, 9061, 10959, 11521, 14331, 27183, 34563, 62101, 149773, 186303, 195857, 449319, 587571, 2546141, 7638423]

約数ペア:

[(1, 7638423), (3, 2546141), (13, 587571), (17, 449319), (39, 195857), (41, 186303), (51, 149773), (123, 62101), (221, 34563), (281, 27183), (533, 14331), (663, 11521), (697, 10959), (843, 9061), (1599, 4777), (2091, 3653)]