6640914

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{71}}^1\times {\mathrm{131}}^1$

素因数の和:231

約数の個数: 64

約数和(自身を含む): 16422912

約数和(自身を除く): 9781998

約数列:

[1, 2, 3, 6, 7, 14, 17, 21, 34, 42, 51, 71, 102, 119, 131, 142, 213, 238, 262, 357, 393, 426, 497, 714, 786, 917, 994, 1207, 1491, 1834, 2227, 2414, 2751, 2982, 3621, 4454, 5502, 6681, 7242, 8449, 9301, 13362, 15589, 16898, 18602, 25347, 27903, 31178, 46767, 50694, 55806, 65107, 93534, 130214, 158117, 195321, 316234, 390642, 474351, 948702, 1106819, 2213638, 3320457, 6640914]

約数ペア:

[(1, 6640914), (2, 3320457), (3, 2213638), (6, 1106819), (7, 948702), (14, 474351), (17, 390642), (21, 316234), (34, 195321), (42, 158117), (51, 130214), (71, 93534), (102, 65107), (119, 55806), (131, 50694), (142, 46767), (213, 31178), (238, 27903), (262, 25347), (357, 18602), (393, 16898), (426, 15589), (497, 13362), (714, 9301), (786, 8449), (917, 7242), (994, 6681), (1207, 5502), (1491, 4454), (1834, 3621), (2227, 2982), (2414, 2751)]