127457708

素因数分解:

$2^2\times 7^1\times {\mathrm{73}}^1\times {\mathrm{127}}^1\times {\mathrm{491}}^1$

素因数の和:702

約数の個数: 48

約数和(自身を含む): 260972544

約数和(自身を除く): 133514836

約数列:

[1, 2, 4, 7, 14, 28, 73, 127, 146, 254, 292, 491, 508, 511, 889, 982, 1022, 1778, 1964, 2044, 3437, 3556, 6874, 9271, 13748, 18542, 35843, 37084, 62357, 64897, 71686, 124714, 129794, 143372, 249428, 250901, 259588, 436499, 501802, 872998, 1003604, 1745996, 4552061, 9104122, 18208244, 31864427, 63728854, 127457708]

約数ペア:

[(1, 127457708), (2, 63728854), (4, 31864427), (7, 18208244), (14, 9104122), (28, 4552061), (73, 1745996), (127, 1003604), (146, 872998), (254, 501802), (292, 436499), (491, 259588), (508, 250901), (511, 249428), (889, 143372), (982, 129794), (1022, 124714), (1778, 71686), (1964, 64897), (2044, 62357), (3437, 37084), (3556, 35843), (6874, 18542), (9271, 13748)]