309098538

素因数分解:

$2^1\times 3^3\times 7^1\times {\mathrm{817721}}^1$

素因数の和:817739

約数の個数: 32

約数和(自身を含む): 785013120

約数和(自身を除く): 475914582

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 27, 42, 54, 63, 126, 189, 378, 817721, 1635442, 2453163, 4906326, 5724047, 7359489, 11448094, 14718978, 17172141, 22078467, 34344282, 44156934, 51516423, 103032846, 154549269, 309098538]

約数ペア:

[(1, 309098538), (2, 154549269), (3, 103032846), (6, 51516423), (7, 44156934), (9, 34344282), (14, 22078467), (18, 17172141), (21, 14718978), (27, 11448094), (42, 7359489), (54, 5724047), (63, 4906326), (126, 2453163), (189, 1635442), (378, 817721)]