42781872

素因数分解:

$2^4\times 3^1\times 7^1\times {\mathrm{157}}^1\times {\mathrm{811}}^1$

素因数の和:986

約数の個数: 80

約数和(自身を含む): 127269632

約数和(自身を除く): 84487760

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 16, 21, 24, 28, 42, 48, 56, 84, 112, 157, 168, 314, 336, 471, 628, 811, 942, 1099, 1256, 1622, 1884, 2198, 2433, 2512, 3244, 3297, 3768, 4396, 4866, 5677, 6488, 6594, 7536, 8792, 9732, 11354, 12976, 13188, 17031, 17584, 19464, 22708, 26376, 34062, 38928, 45416, 52752, 68124, 90832, 127327, 136248, 254654, 272496, 381981, 509308, 763962, 891289, 1018616, 1527924, 1782578, 2037232, 2673867, 3055848, 3565156, 5347734, 6111696, 7130312, 10695468, 14260624, 21390936, 42781872]

約数ペア:

[(1, 42781872), (2, 21390936), (3, 14260624), (4, 10695468), (6, 7130312), (7, 6111696), (8, 5347734), (12, 3565156), (14, 3055848), (16, 2673867), (21, 2037232), (24, 1782578), (28, 1527924), (42, 1018616), (48, 891289), (56, 763962), (84, 509308), (112, 381981), (157, 272496), (168, 254654), (314, 136248), (336, 127327), (471, 90832), (628, 68124), (811, 52752), (942, 45416), (1099, 38928), (1256, 34062), (1622, 26376), (1884, 22708), (2198, 19464), (2433, 17584), (2512, 17031), (3244, 13188), (3297, 12976), (3768, 11354), (4396, 9732), (4866, 8792), (5677, 7536), (6488, 6594)]