721404

素因数分解:

$2^2\times 3^2\times {\mathrm{29}}^1\times {\mathrm{691}}^1$

素因数の和:730

約数の個数: 36

約数和(自身を含む): 1889160

約数和(自身を除く): 1167756

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 29, 36, 58, 87, 116, 174, 261, 348, 522, 691, 1044, 1382, 2073, 2764, 4146, 6219, 8292, 12438, 20039, 24876, 40078, 60117, 80156, 120234, 180351, 240468, 360702, 721404]

約数ペア:

[(1, 721404), (2, 360702), (3, 240468), (4, 180351), (6, 120234), (9, 80156), (12, 60117), (18, 40078), (29, 24876), (36, 20039), (58, 12438), (87, 8292), (116, 6219), (174, 4146), (261, 2764), (348, 2073), (522, 1382), (691, 1044)]