66901212

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{257}}^1\times {\mathrm{1033}}^1$

素因数の和:1307

約数の個数: 72

約数和(自身を含む): 194210016

約数和(自身を除く): 127308804

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 28, 36, 42, 63, 84, 126, 252, 257, 514, 771, 1028, 1033, 1542, 1799, 2066, 2313, 3084, 3099, 3598, 4132, 4626, 5397, 6198, 7196, 7231, 9252, 9297, 10794, 12396, 14462, 16191, 18594, 21588, 21693, 28924, 32382, 37188, 43386, 64764, 65079, 86772, 130158, 260316, 265481, 530962, 796443, 1061924, 1592886, 1858367, 2389329, 3185772, 3716734, 4778658, 5575101, 7433468, 9557316, 11150202, 16725303, 22300404, 33450606, 66901212]

約数ペア:

[(1, 66901212), (2, 33450606), (3, 22300404), (4, 16725303), (6, 11150202), (7, 9557316), (9, 7433468), (12, 5575101), (14, 4778658), (18, 3716734), (21, 3185772), (28, 2389329), (36, 1858367), (42, 1592886), (63, 1061924), (84, 796443), (126, 530962), (252, 265481), (257, 260316), (514, 130158), (771, 86772), (1028, 65079), (1033, 64764), (1542, 43386), (1799, 37188), (2066, 32382), (2313, 28924), (3084, 21693), (3099, 21588), (3598, 18594), (4132, 16191), (4626, 14462), (5397, 12396), (6198, 10794), (7196, 9297), (7231, 9252)]