9078587721

素因数分解:

$3^2\times 7^1\times {\mathrm{29}}^1\times {\mathrm{43}}^1\times {\mathrm{115561}}^1$

素因数の和:115646

約数の個数: 48

約数和(自身を含む): 15864351360

約数和(自身を除く): 6785763639

約数列:

[1, 3, 7, 9, 21, 29, 43, 63, 87, 129, 203, 261, 301, 387, 609, 903, 1247, 1827, 2709, 3741, 8729, 11223, 26187, 78561, 115561, 346683, 808927, 1040049, 2426781, 3351269, 4969123, 7280343, 10053807, 14907369, 23458883, 30161421, 34783861, 44722107, 70376649, 104351583, 144104567, 211129947, 313054749, 432313701, 1008731969, 1296941103, 3026195907, 9078587721]

約数ペア:

[(1, 9078587721), (3, 3026195907), (7, 1296941103), (9, 1008731969), (21, 432313701), (29, 313054749), (43, 211129947), (63, 144104567), (87, 104351583), (129, 70376649), (203, 44722107), (261, 34783861), (301, 30161421), (387, 23458883), (609, 14907369), (903, 10053807), (1247, 7280343), (1827, 4969123), (2709, 3351269), (3741, 2426781), (8729, 1040049), (11223, 808927), (26187, 346683), (78561, 115561)]