1987902

素因数分解:

$2^1\times 3^4\times 7^1\times {\mathrm{1753}}^1$

素因数の和:1774

約数の個数: 40

約数和(自身を含む): 5093616

約数和(自身を除く): 3105714

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 27, 42, 54, 63, 81, 126, 162, 189, 378, 567, 1134, 1753, 3506, 5259, 10518, 12271, 15777, 24542, 31554, 36813, 47331, 73626, 94662, 110439, 141993, 220878, 283986, 331317, 662634, 993951, 1987902]

約数ペア:

[(1, 1987902), (2, 993951), (3, 662634), (6, 331317), (7, 283986), (9, 220878), (14, 141993), (18, 110439), (21, 94662), (27, 73626), (42, 47331), (54, 36813), (63, 31554), (81, 24542), (126, 15777), (162, 12271), (189, 10518), (378, 5259), (567, 3506), (1134, 1753)]