16500978

素因数分解:

$2^1\times 3^2\times {\mathrm{13}}^1\times {\mathrm{151}}^1\times {\mathrm{467}}^1$

素因数の和:639

約数の個数: 48

約数和(自身を含む): 38840256

約数和(自身を除く): 22339278

約数列:

[1, 2, 3, 6, 9, 13, 18, 26, 39, 78, 117, 151, 234, 302, 453, 467, 906, 934, 1359, 1401, 1963, 2718, 2802, 3926, 4203, 5889, 6071, 8406, 11778, 12142, 17667, 18213, 35334, 36426, 54639, 70517, 109278, 141034, 211551, 423102, 634653, 916721, 1269306, 1833442, 2750163, 5500326, 8250489, 16500978]

約数ペア:

[(1, 16500978), (2, 8250489), (3, 5500326), (6, 2750163), (9, 1833442), (13, 1269306), (18, 916721), (26, 634653), (39, 423102), (78, 211551), (117, 141034), (151, 109278), (234, 70517), (302, 54639), (453, 36426), (467, 35334), (906, 18213), (934, 17667), (1359, 12142), (1401, 11778), (1963, 8406), (2718, 6071), (2802, 5889), (3926, 4203)]