4048947

素因数分解:

$3^4\times 7^1\times {\mathrm{37}}^1\times {\mathrm{193}}^1$

素因数の和:249

約数の個数: 40

約数和(自身を含む): 7136096

約数和(自身を除く): 3087149

約数列:

[1, 3, 7, 9, 21, 27, 37, 63, 81, 111, 189, 193, 259, 333, 567, 579, 777, 999, 1351, 1737, 2331, 2997, 4053, 5211, 6993, 7141, 12159, 15633, 20979, 21423, 36477, 49987, 64269, 109431, 149961, 192807, 449883, 578421, 1349649, 4048947]

約数ペア:

[(1, 4048947), (3, 1349649), (7, 578421), (9, 449883), (21, 192807), (27, 149961), (37, 109431), (63, 64269), (81, 49987), (111, 36477), (189, 21423), (193, 20979), (259, 15633), (333, 12159), (567, 7141), (579, 6993), (777, 5211), (999, 4053), (1351, 2997), (1737, 2331)]