219931446

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{71}}^1\times {\mathrm{131}}^1\times {\mathrm{563}}^1$

素因数の和:777

約数の個数: 64

約数和(自身を含む): 514584576

約数和(自身を除く): 294653130

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 71, 131, 142, 213, 262, 393, 426, 497, 563, 786, 917, 994, 1126, 1491, 1689, 1834, 2751, 2982, 3378, 3941, 5502, 7882, 9301, 11823, 18602, 23646, 27903, 39973, 55806, 65107, 73753, 79946, 119919, 130214, 147506, 195321, 221259, 239838, 279811, 390642, 442518, 516271, 559622, 839433, 1032542, 1548813, 1678866, 3097626, 5236463, 10472926, 15709389, 31418778, 36655241, 73310482, 109965723, 219931446]

約数ペア:

[(1, 219931446), (2, 109965723), (3, 73310482), (6, 36655241), (7, 31418778), (14, 15709389), (21, 10472926), (42, 5236463), (71, 3097626), (131, 1678866), (142, 1548813), (213, 1032542), (262, 839433), (393, 559622), (426, 516271), (497, 442518), (563, 390642), (786, 279811), (917, 239838), (994, 221259), (1126, 195321), (1491, 147506), (1689, 130214), (1834, 119919), (2751, 79946), (2982, 73753), (3378, 65107), (3941, 55806), (5502, 39973), (7882, 27903), (9301, 23646), (11823, 18602)]