128751518

素因数分解:

$2^1\times 7^2\times {\mathrm{47}}^1\times {\mathrm{27953}}^1$

素因数の和:28016

約数の個数: 24

約数和(自身を含む): 229446432

約数和(自身を除く): 100694914

約数列:

[1, 2, 7, 14, 47, 49, 94, 98, 329, 658, 2303, 4606, 27953, 55906, 195671, 391342, 1313791, 1369697, 2627582, 2739394, 9196537, 18393074, 64375759, 128751518]

約数ペア:

[(1, 128751518), (2, 64375759), (7, 18393074), (14, 9196537), (47, 2739394), (49, 2627582), (94, 1369697), (98, 1313791), (329, 391342), (658, 195671), (2303, 55906), (4606, 27953)]