51281748

素因数分解:

$2^2\times 3^5\times 7^1\times {\mathrm{7537}}^1$

素因数の和:7563

約数の個数: 72

約数和(自身を含む): 153654592

約数和(自身を除く): 102372844

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 27, 28, 36, 42, 54, 63, 81, 84, 108, 126, 162, 189, 243, 252, 324, 378, 486, 567, 756, 972, 1134, 1701, 2268, 3402, 6804, 7537, 15074, 22611, 30148, 45222, 52759, 67833, 90444, 105518, 135666, 158277, 203499, 211036, 271332, 316554, 406998, 474831, 610497, 633108, 813996, 949662, 1220994, 1424493, 1831491, 1899324, 2441988, 2848986, 3662982, 4273479, 5697972, 7325964, 8546958, 12820437, 17093916, 25640874, 51281748]

約数ペア:

[(1, 51281748), (2, 25640874), (3, 17093916), (4, 12820437), (6, 8546958), (7, 7325964), (9, 5697972), (12, 4273479), (14, 3662982), (18, 2848986), (21, 2441988), (27, 1899324), (28, 1831491), (36, 1424493), (42, 1220994), (54, 949662), (63, 813996), (81, 633108), (84, 610497), (108, 474831), (126, 406998), (162, 316554), (189, 271332), (243, 211036), (252, 203499), (324, 158277), (378, 135666), (486, 105518), (567, 90444), (756, 67833), (972, 52759), (1134, 45222), (1701, 30148), (2268, 22611), (3402, 15074), (6804, 7537)]