16367949

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{199}}^1$

素因数の和:274

約数の個数: 48

約数和(自身を含む): 27664000

約数和(自身を除く): 11296051

約数列:

[1, 3, 9, 13, 19, 37, 39, 57, 111, 117, 171, 199, 247, 333, 481, 597, 703, 741, 1443, 1791, 2109, 2223, 2587, 3781, 4329, 6327, 7363, 7761, 9139, 11343, 22089, 23283, 27417, 34029, 49153, 66267, 82251, 95719, 139897, 147459, 287157, 419691, 442377, 861471, 1259073, 1818661, 5455983, 16367949]

約数ペア:

[(1, 16367949), (3, 5455983), (9, 1818661), (13, 1259073), (19, 861471), (37, 442377), (39, 419691), (57, 287157), (111, 147459), (117, 139897), (171, 95719), (199, 82251), (247, 66267), (333, 49153), (481, 34029), (597, 27417), (703, 23283), (741, 22089), (1443, 11343), (1791, 9139), (2109, 7761), (2223, 7363), (2587, 6327), (3781, 4329)]