399428658

素因数分解:

$2^1\times 3^4\times {\mathrm{29}}^1\times {\mathrm{85021}}^1$

素因数の和:85064

約数の個数: 40

約数和(自身を含む): 925889580

約数和(自身を除く): 526460922

約数列:

[1, 2, 3, 6, 9, 18, 27, 29, 54, 58, 81, 87, 162, 174, 261, 522, 783, 1566, 2349, 4698, 85021, 170042, 255063, 510126, 765189, 1530378, 2295567, 2465609, 4591134, 4931218, 6886701, 7396827, 13773402, 14793654, 22190481, 44380962, 66571443, 133142886, 199714329, 399428658]

約数ペア:

[(1, 399428658), (2, 199714329), (3, 133142886), (6, 66571443), (9, 44380962), (18, 22190481), (27, 14793654), (29, 13773402), (54, 7396827), (58, 6886701), (81, 4931218), (87, 4591134), (162, 2465609), (174, 2295567), (261, 1530378), (522, 765189), (783, 510126), (1566, 255063), (2349, 170042), (4698, 85021)]