28966212

素因数分解:

$2^2\times 3^2\times {\mathrm{11}}^1\times {\mathrm{193}}^1\times {\mathrm{379}}^1$

素因数の和:593

約数の個数: 72

約数和(自身を含む): 80502240

約数和(自身を除く): 51536028

約数列:

[1, 2, 3, 4, 6, 9, 11, 12, 18, 22, 33, 36, 44, 66, 99, 132, 193, 198, 379, 386, 396, 579, 758, 772, 1137, 1158, 1516, 1737, 2123, 2274, 2316, 3411, 3474, 4169, 4246, 4548, 6369, 6822, 6948, 8338, 8492, 12507, 12738, 13644, 16676, 19107, 25014, 25476, 37521, 38214, 50028, 73147, 75042, 76428, 146294, 150084, 219441, 292588, 438882, 658323, 804617, 877764, 1316646, 1609234, 2413851, 2633292, 3218468, 4827702, 7241553, 9655404, 14483106, 28966212]

約数ペア:

[(1, 28966212), (2, 14483106), (3, 9655404), (4, 7241553), (6, 4827702), (9, 3218468), (11, 2633292), (12, 2413851), (18, 1609234), (22, 1316646), (33, 877764), (36, 804617), (44, 658323), (66, 438882), (99, 292588), (132, 219441), (193, 150084), (198, 146294), (379, 76428), (386, 75042), (396, 73147), (579, 50028), (758, 38214), (772, 37521), (1137, 25476), (1158, 25014), (1516, 19107), (1737, 16676), (2123, 13644), (2274, 12738), (2316, 12507), (3411, 8492), (3474, 8338), (4169, 6948), (4246, 6822), (4548, 6369)]