778865382

素因数分解:

$2^1\times 3^4\times {\mathrm{113}}^1\times {\mathrm{157}}^1\times {\mathrm{271}}^1$

素因数の和:555

約数の個数: 80

約数和(自身を含む): 1778432832

約数和(自身を除く): 999567450

約数列:

[1, 2, 3, 6, 9, 18, 27, 54, 81, 113, 157, 162, 226, 271, 314, 339, 471, 542, 678, 813, 942, 1017, 1413, 1626, 2034, 2439, 2826, 3051, 4239, 4878, 6102, 7317, 8478, 9153, 12717, 14634, 17741, 18306, 21951, 25434, 30623, 35482, 42547, 43902, 53223, 61246, 85094, 91869, 106446, 127641, 159669, 183738, 255282, 275607, 319338, 382923, 479007, 551214, 765846, 826821, 958014, 1148769, 1437021, 1653642, 2297538, 2480463, 2874042, 3446307, 4807811, 4960926, 6892614, 9615622, 14423433, 28846866, 43270299, 86540598, 129810897, 259621794, 389432691, 778865382]

約数ペア:

[(1, 778865382), (2, 389432691), (3, 259621794), (6, 129810897), (9, 86540598), (18, 43270299), (27, 28846866), (54, 14423433), (81, 9615622), (113, 6892614), (157, 4960926), (162, 4807811), (226, 3446307), (271, 2874042), (314, 2480463), (339, 2297538), (471, 1653642), (542, 1437021), (678, 1148769), (813, 958014), (942, 826821), (1017, 765846), (1413, 551214), (1626, 479007), (2034, 382923), (2439, 319338), (2826, 275607), (3051, 255282), (4239, 183738), (4878, 159669), (6102, 127641), (7317, 106446), (8478, 91869), (9153, 85094), (12717, 61246), (14634, 53223), (17741, 43902), (18306, 42547), (21951, 35482), (25434, 30623)]