65219661

素因数分解:

$3^4\times {\mathrm{13}}^1\times {\mathrm{241}}^1\times {\mathrm{257}}^1$

素因数の和:523

約数の個数: 40

約数和(自身を含む): 105766584

約数和(自身を除く): 40546923

約数列:

[1, 3, 9, 13, 27, 39, 81, 117, 241, 257, 351, 723, 771, 1053, 2169, 2313, 3133, 3341, 6507, 6939, 9399, 10023, 19521, 20817, 28197, 30069, 61937, 84591, 90207, 185811, 253773, 270621, 557433, 805181, 1672299, 2415543, 5016897, 7246629, 21739887, 65219661]

約数ペア:

[(1, 65219661), (3, 21739887), (9, 7246629), (13, 5016897), (27, 2415543), (39, 1672299), (81, 805181), (117, 557433), (241, 270621), (257, 253773), (351, 185811), (723, 90207), (771, 84591), (1053, 61937), (2169, 30069), (2313, 28197), (3133, 20817), (3341, 19521), (6507, 10023), (6939, 9399)]