8678978

素因数分解:

$2^1\times 7^2\times {\mathrm{11}}^1\times {\mathrm{83}}^1\times {\mathrm{97}}^1$

素因数の和:207

約数の個数: 48

約数和(自身を含む): 16892064

約数和(自身を除く): 8213086

約数列:

[1, 2, 7, 11, 14, 22, 49, 77, 83, 97, 98, 154, 166, 194, 539, 581, 679, 913, 1067, 1078, 1162, 1358, 1826, 2134, 4067, 4753, 6391, 7469, 8051, 8134, 9506, 12782, 14938, 16102, 44737, 52283, 56357, 88561, 89474, 104566, 112714, 177122, 394499, 619927, 788998, 1239854, 4339489, 8678978]

約数ペア:

[(1, 8678978), (2, 4339489), (7, 1239854), (11, 788998), (14, 619927), (22, 394499), (49, 177122), (77, 112714), (83, 104566), (97, 89474), (98, 88561), (154, 56357), (166, 52283), (194, 44737), (539, 16102), (581, 14938), (679, 12782), (913, 9506), (1067, 8134), (1078, 8051), (1162, 7469), (1358, 6391), (1826, 4753), (2134, 4067)]