129842456

素因数分解:

$2^3\times {\mathrm{43}}^1\times {\mathrm{89}}^1\times {\mathrm{4241}}^1$

素因数の和:4379

約数の個数: 32

約数和(自身を含む): 251974800

約数和(自身を除く): 122132344

約数列:

[1, 2, 4, 8, 43, 86, 89, 172, 178, 344, 356, 712, 3827, 4241, 7654, 8482, 15308, 16964, 30616, 33928, 182363, 364726, 377449, 729452, 754898, 1458904, 1509796, 3019592, 16230307, 32460614, 64921228, 129842456]

約数ペア:

[(1, 129842456), (2, 64921228), (4, 32460614), (8, 16230307), (43, 3019592), (86, 1509796), (89, 1458904), (172, 754898), (178, 729452), (344, 377449), (356, 364726), (712, 182363), (3827, 33928), (4241, 30616), (7654, 16964), (8482, 15308)]