258978873

素因数分解:

$3^1\times {\mathrm{19}}^2\times {\mathrm{23}}^1\times {\mathrm{37}}^1\times {\mathrm{281}}^1$

素因数の和:382

約数の個数: 48

約数和(自身を含む): 391948416

約数和(自身を除く): 132969543

約数列:

[1, 3, 19, 23, 37, 57, 69, 111, 281, 361, 437, 703, 843, 851, 1083, 1311, 2109, 2553, 5339, 6463, 8303, 10397, 13357, 16017, 16169, 19389, 24909, 31191, 40071, 48507, 101441, 122797, 197543, 239131, 304323, 307211, 368391, 592629, 717393, 921633, 2333143, 3753317, 4543489, 6999429, 11259951, 13630467, 86326291, 258978873]

約数ペア:

[(1, 258978873), (3, 86326291), (19, 13630467), (23, 11259951), (37, 6999429), (57, 4543489), (69, 3753317), (111, 2333143), (281, 921633), (361, 717393), (437, 592629), (703, 368391), (843, 307211), (851, 304323), (1083, 239131), (1311, 197543), (2109, 122797), (2553, 101441), (5339, 48507), (6463, 40071), (8303, 31191), (10397, 24909), (13357, 19389), (16017, 16169)]