54321372

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{157}}^1\times {\mathrm{1373}}^1$

素因数の和:1547

約数の個数: 72

約数和(自身を含む): 158042976

約数和(自身を除く): 103721604

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 28, 36, 42, 63, 84, 126, 157, 252, 314, 471, 628, 942, 1099, 1373, 1413, 1884, 2198, 2746, 2826, 3297, 4119, 4396, 5492, 5652, 6594, 8238, 9611, 9891, 12357, 13188, 16476, 19222, 19782, 24714, 28833, 38444, 39564, 49428, 57666, 86499, 115332, 172998, 215561, 345996, 431122, 646683, 862244, 1293366, 1508927, 1940049, 2586732, 3017854, 3880098, 4526781, 6035708, 7760196, 9053562, 13580343, 18107124, 27160686, 54321372]

約数ペア:

[(1, 54321372), (2, 27160686), (3, 18107124), (4, 13580343), (6, 9053562), (7, 7760196), (9, 6035708), (12, 4526781), (14, 3880098), (18, 3017854), (21, 2586732), (28, 1940049), (36, 1508927), (42, 1293366), (63, 862244), (84, 646683), (126, 431122), (157, 345996), (252, 215561), (314, 172998), (471, 115332), (628, 86499), (942, 57666), (1099, 49428), (1373, 39564), (1413, 38444), (1884, 28833), (2198, 24714), (2746, 19782), (2826, 19222), (3297, 16476), (4119, 13188), (4396, 12357), (5492, 9891), (5652, 9611), (6594, 8238)]