427748013

素因数分解:

$3^3\times 7^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{6637}}^1$

素因数の和:6695

約数の個数: 64

約数和(自身を含む): 815677440

約数和(自身を除く): 387929427

約数列:

[1, 3, 7, 9, 11, 21, 27, 31, 33, 63, 77, 93, 99, 189, 217, 231, 279, 297, 341, 651, 693, 837, 1023, 1953, 2079, 2387, 3069, 5859, 6637, 7161, 9207, 19911, 21483, 46459, 59733, 64449, 73007, 139377, 179199, 205747, 219021, 418131, 511049, 617241, 657063, 1254393, 1440229, 1533147, 1851723, 1971189, 2263217, 4320687, 4599441, 5555169, 6789651, 12962061, 13798323, 15842519, 20368953, 38886183, 47527557, 61106859, 142582671, 427748013]

約数ペア:

[(1, 427748013), (3, 142582671), (7, 61106859), (9, 47527557), (11, 38886183), (21, 20368953), (27, 15842519), (31, 13798323), (33, 12962061), (63, 6789651), (77, 5555169), (93, 4599441), (99, 4320687), (189, 2263217), (217, 1971189), (231, 1851723), (279, 1533147), (297, 1440229), (341, 1254393), (651, 657063), (693, 617241), (837, 511049), (1023, 418131), (1953, 219021), (2079, 205747), (2387, 179199), (3069, 139377), (5859, 73007), (6637, 64449), (7161, 59733), (9207, 46459), (19911, 21483)]