200900007

素因数分解:

$3^7\times 7^1\times {\mathrm{11}}^1\times {\mathrm{1193}}^1$

素因数の和:1232

約数の個数: 64

約数和(自身を含む): 375966720

約数和(自身を除く): 175066713

約数列:

[1, 3, 7, 9, 11, 21, 27, 33, 63, 77, 81, 99, 189, 231, 243, 297, 567, 693, 729, 891, 1193, 1701, 2079, 2187, 2673, 3579, 5103, 6237, 8019, 8351, 10737, 13123, 15309, 18711, 24057, 25053, 32211, 39369, 56133, 75159, 91861, 96633, 118107, 168399, 225477, 275583, 289899, 354321, 676431, 826749, 869697, 1062963, 2029293, 2480247, 2609091, 3188889, 6087879, 7440741, 9566667, 18263637, 22322223, 28700001, 66966669, 200900007]

約数ペア:

[(1, 200900007), (3, 66966669), (7, 28700001), (9, 22322223), (11, 18263637), (21, 9566667), (27, 7440741), (33, 6087879), (63, 3188889), (77, 2609091), (81, 2480247), (99, 2029293), (189, 1062963), (231, 869697), (243, 826749), (297, 676431), (567, 354321), (693, 289899), (729, 275583), (891, 225477), (1193, 168399), (1701, 118107), (2079, 96633), (2187, 91861), (2673, 75159), (3579, 56133), (5103, 39369), (6237, 32211), (8019, 25053), (8351, 24057), (10737, 18711), (13123, 15309)]