66978478

素因数分解:

$2^1\times 7^1\times {\mathrm{47}}^1\times {\mathrm{137}}^1\times {\mathrm{743}}^1$

素因数の和:936

約数の個数: 32

約数和(自身を含む): 118278144

約数和(自身を除く): 51299666

約数列:

[1, 2, 7, 14, 47, 94, 137, 274, 329, 658, 743, 959, 1486, 1918, 5201, 6439, 10402, 12878, 34921, 45073, 69842, 90146, 101791, 203582, 244447, 488894, 712537, 1425074, 4784177, 9568354, 33489239, 66978478]

約数ペア:

[(1, 66978478), (2, 33489239), (7, 9568354), (14, 4784177), (47, 1425074), (94, 712537), (137, 488894), (274, 244447), (329, 203582), (658, 101791), (743, 90146), (959, 69842), (1486, 45073), (1918, 34921), (5201, 12878), (6439, 10402)]