256469733

素因数分解:

$3^5\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{4273}}^1$

素因数の和:4320

約数の個数: 48

約数和(自身を含む): 435606080

約数和(自身を除く): 179136347

約数列:

[1, 3, 9, 13, 19, 27, 39, 57, 81, 117, 171, 243, 247, 351, 513, 741, 1053, 1539, 2223, 3159, 4273, 4617, 6669, 12819, 20007, 38457, 55549, 60021, 81187, 115371, 166647, 243561, 346113, 499941, 730683, 1038339, 1055431, 1499823, 2192049, 3166293, 4499469, 6576147, 9498879, 13498407, 19728441, 28496637, 85489911, 256469733]

約数ペア:

[(1, 256469733), (3, 85489911), (9, 28496637), (13, 19728441), (19, 13498407), (27, 9498879), (39, 6576147), (57, 4499469), (81, 3166293), (117, 2192049), (171, 1499823), (243, 1055431), (247, 1038339), (351, 730683), (513, 499941), (741, 346113), (1053, 243561), (1539, 166647), (2223, 115371), (3159, 81187), (4273, 60021), (4617, 55549), (6669, 38457), (12819, 20007)]