890257466

素因数分解:

$2^1\times 7^1\times {\mathrm{43}}^1\times {\mathrm{971}}^1\times {\mathrm{1523}}^1$

素因数の和:2546

約数の個数: 32

約数和(自身を含む): 1564282368

約数和(自身を除く): 674024902

約数列:

[1, 2, 7, 14, 43, 86, 301, 602, 971, 1523, 1942, 3046, 6797, 10661, 13594, 21322, 41753, 65489, 83506, 130978, 292271, 458423, 584542, 916846, 1478833, 2957666, 10351831, 20703662, 63589819, 127179638, 445128733, 890257466]

約数ペア:

[(1, 890257466), (2, 445128733), (7, 127179638), (14, 63589819), (43, 20703662), (86, 10351831), (301, 2957666), (602, 1478833), (971, 916846), (1523, 584542), (1942, 458423), (3046, 292271), (6797, 130978), (10661, 83506), (13594, 65489), (21322, 41753)]