12703845

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{647}}^1$

素因数の和:690

約数の個数: 64

約数和(自身を含む): 26873856

約数和(自身を除く): 14170011

約数列:

[1, 3, 5, 7, 11, 15, 17, 21, 33, 35, 51, 55, 77, 85, 105, 119, 165, 187, 231, 255, 357, 385, 561, 595, 647, 935, 1155, 1309, 1785, 1941, 2805, 3235, 3927, 4529, 6545, 7117, 9705, 10999, 13587, 19635, 21351, 22645, 32997, 35585, 49819, 54995, 67935, 76993, 106755, 120989, 149457, 164985, 230979, 249095, 362967, 384965, 604945, 747285, 846923, 1154895, 1814835, 2540769, 4234615, 12703845]

約数ペア:

[(1, 12703845), (3, 4234615), (5, 2540769), (7, 1814835), (11, 1154895), (15, 846923), (17, 747285), (21, 604945), (33, 384965), (35, 362967), (51, 249095), (55, 230979), (77, 164985), (85, 149457), (105, 120989), (119, 106755), (165, 76993), (187, 67935), (231, 54995), (255, 49819), (357, 35585), (385, 32997), (561, 22645), (595, 21351), (647, 19635), (935, 13587), (1155, 10999), (1309, 9705), (1785, 7117), (1941, 6545), (2805, 4529), (3235, 3927)]