401749612

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{443}}^1\times {\mathrm{20611}}^1$

素因数の和:21069

約数の個数: 24

約数和(自身を含む): 768745152

約数和(自身を除く): 366995540

約数列:

[1, 2, 4, 11, 22, 44, 443, 886, 1772, 4873, 9746, 19492, 20611, 41222, 82444, 226721, 453442, 906884, 9130673, 18261346, 36522692, 100437403, 200874806, 401749612]

約数ペア:

[(1, 401749612), (2, 200874806), (4, 100437403), (11, 36522692), (22, 18261346), (44, 9130673), (443, 906884), (886, 453442), (1772, 226721), (4873, 82444), (9746, 41222), (19492, 20611)]