397441436

素因数分解:

$2^2\times 7^1\times {\mathrm{17}}^1\times {\mathrm{834961}}^1$

素因数の和:834989

約数の個数: 24

約数和(自身を含む): 841641696

約数和(自身を除く): 444200260

約数列:

[1, 2, 4, 7, 14, 17, 28, 34, 68, 119, 238, 476, 834961, 1669922, 3339844, 5844727, 11689454, 14194337, 23378908, 28388674, 56777348, 99360359, 198720718, 397441436]

約数ペア:

[(1, 397441436), (2, 198720718), (4, 99360359), (7, 56777348), (14, 28388674), (17, 23378908), (28, 14194337), (34, 11689454), (68, 5844727), (119, 3339844), (238, 1669922), (476, 834961)]