66788505

素因数分解:

$3^2\times 5^1\times 7^1\times {\mathrm{149}}^1\times {\mathrm{1423}}^1$

素因数の和:1590

約数の個数: 48

約数和(自身を含む): 133286400

約数和(自身を除く): 66497895

約数列:

[1, 3, 5, 7, 9, 15, 21, 35, 45, 63, 105, 149, 315, 447, 745, 1043, 1341, 1423, 2235, 3129, 4269, 5215, 6705, 7115, 9387, 9961, 12807, 15645, 21345, 29883, 46935, 49805, 64035, 89649, 149415, 212027, 448245, 636081, 1060135, 1484189, 1908243, 3180405, 4452567, 7420945, 9541215, 13357701, 22262835, 66788505]

約数ペア:

[(1, 66788505), (3, 22262835), (5, 13357701), (7, 9541215), (9, 7420945), (15, 4452567), (21, 3180405), (35, 1908243), (45, 1484189), (63, 1060135), (105, 636081), (149, 448245), (315, 212027), (447, 149415), (745, 89649), (1043, 64035), (1341, 49805), (1423, 46935), (2235, 29883), (3129, 21345), (4269, 15645), (5215, 12807), (6705, 9961), (7115, 9387)]