221042007

素因数分解:

$3^3\times {\mathrm{17}}^1\times {\mathrm{337}}^1\times {\mathrm{1429}}^1$

素因数の和:1792

約数の個数: 32

約数和(自身を含む): 348004800

約数和(自身を除く): 126962793

約数列:

[1, 3, 9, 17, 27, 51, 153, 337, 459, 1011, 1429, 3033, 4287, 5729, 9099, 12861, 17187, 24293, 38583, 51561, 72879, 154683, 218637, 481573, 655911, 1444719, 4334157, 8186741, 13002471, 24560223, 73680669, 221042007]

約数ペア:

[(1, 221042007), (3, 73680669), (9, 24560223), (17, 13002471), (27, 8186741), (51, 4334157), (153, 1444719), (337, 655911), (459, 481573), (1011, 218637), (1429, 154683), (3033, 72879), (4287, 51561), (5729, 38583), (9099, 24293), (12861, 17187)]