51806118

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{239}}^1\times {\mathrm{397}}^1$

素因数の和:661

約数の個数: 64

約数和(自身を含む): 128378880

約数和(自身を除く): 76572762

約数列:

[1, 2, 3, 6, 7, 13, 14, 21, 26, 39, 42, 78, 91, 182, 239, 273, 397, 478, 546, 717, 794, 1191, 1434, 1673, 2382, 2779, 3107, 3346, 5019, 5161, 5558, 6214, 8337, 9321, 10038, 10322, 15483, 16674, 18642, 21749, 30966, 36127, 43498, 65247, 72254, 94883, 108381, 130494, 189766, 216762, 284649, 569298, 664181, 1233479, 1328362, 1992543, 2466958, 3700437, 3985086, 7400874, 8634353, 17268706, 25903059, 51806118]

約数ペア:

[(1, 51806118), (2, 25903059), (3, 17268706), (6, 8634353), (7, 7400874), (13, 3985086), (14, 3700437), (21, 2466958), (26, 1992543), (39, 1328362), (42, 1233479), (78, 664181), (91, 569298), (182, 284649), (239, 216762), (273, 189766), (397, 130494), (478, 108381), (546, 94883), (717, 72254), (794, 65247), (1191, 43498), (1434, 36127), (1673, 30966), (2382, 21749), (2779, 18642), (3107, 16674), (3346, 15483), (5019, 10322), (5161, 10038), (5558, 9321), (6214, 8337)]