257137902

素因数分解:

$2^1\times 3^4\times 7^1\times {\mathrm{226753}}^1$

素因数の和:226774

約数の個数: 40

約数和(自身を含む): 658493616

約数和(自身を除く): 401355714

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 27, 42, 54, 63, 81, 126, 162, 189, 378, 567, 1134, 226753, 453506, 680259, 1360518, 1587271, 2040777, 3174542, 4081554, 4761813, 6122331, 9523626, 12244662, 14285439, 18366993, 28570878, 36733986, 42856317, 85712634, 128568951, 257137902]

約数ペア:

[(1, 257137902), (2, 128568951), (3, 85712634), (6, 42856317), (7, 36733986), (9, 28570878), (14, 18366993), (18, 14285439), (21, 12244662), (27, 9523626), (42, 6122331), (54, 4761813), (63, 4081554), (81, 3174542), (126, 2040777), (162, 1587271), (189, 1360518), (378, 680259), (567, 453506), (1134, 226753)]