28792106

素因数分解:

$2^1\times 7^3\times {\mathrm{19}}^1\times {\mathrm{47}}^2$

素因数の和:136

約数の個数: 48

約数和(自身を含む): 54168000

約数和(自身を除く): 25375894

約数列:

[1, 2, 7, 14, 19, 38, 47, 49, 94, 98, 133, 266, 329, 343, 658, 686, 893, 931, 1786, 1862, 2209, 2303, 4418, 4606, 6251, 6517, 12502, 13034, 15463, 16121, 30926, 32242, 41971, 43757, 83942, 87514, 108241, 216482, 293797, 306299, 587594, 612598, 757687, 1515374, 2056579, 4113158, 14396053, 28792106]

約数ペア:

[(1, 28792106), (2, 14396053), (7, 4113158), (14, 2056579), (19, 1515374), (38, 757687), (47, 612598), (49, 587594), (94, 306299), (98, 293797), (133, 216482), (266, 108241), (329, 87514), (343, 83942), (658, 43757), (686, 41971), (893, 32242), (931, 30926), (1786, 16121), (1862, 15463), (2209, 13034), (2303, 12502), (4418, 6517), (4606, 6251)]