7771638

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{47}}^1\times {\mathrm{127}}^1$

素因数の和:217

約数の個数: 64

約数和(自身を含む): 18874368

約数和(自身を除く): 11102730

約数列:

[1, 2, 3, 6, 7, 14, 21, 31, 42, 47, 62, 93, 94, 127, 141, 186, 217, 254, 282, 329, 381, 434, 651, 658, 762, 889, 987, 1302, 1457, 1778, 1974, 2667, 2914, 3937, 4371, 5334, 5969, 7874, 8742, 10199, 11811, 11938, 17907, 20398, 23622, 27559, 30597, 35814, 41783, 55118, 61194, 82677, 83566, 125349, 165354, 185039, 250698, 370078, 555117, 1110234, 1295273, 2590546, 3885819, 7771638]

約数ペア:

[(1, 7771638), (2, 3885819), (3, 2590546), (6, 1295273), (7, 1110234), (14, 555117), (21, 370078), (31, 250698), (42, 185039), (47, 165354), (62, 125349), (93, 83566), (94, 82677), (127, 61194), (141, 55118), (186, 41783), (217, 35814), (254, 30597), (282, 27559), (329, 23622), (381, 20398), (434, 17907), (651, 11938), (658, 11811), (762, 10199), (889, 8742), (987, 7874), (1302, 5969), (1457, 5334), (1778, 4371), (1974, 3937), (2667, 2914)]