49971078

素因数分解:

$2^1\times 3^2\times {\mathrm{61}}^1\times {\mathrm{71}}^1\times {\mathrm{641}}^1$

素因数の和:781

約数の個数: 48

約数和(自身を含む): 111769632

約数和(自身を除く): 61798554

約数列:

[1, 2, 3, 6, 9, 18, 61, 71, 122, 142, 183, 213, 366, 426, 549, 639, 641, 1098, 1278, 1282, 1923, 3846, 4331, 5769, 8662, 11538, 12993, 25986, 38979, 39101, 45511, 77958, 78202, 91022, 117303, 136533, 234606, 273066, 351909, 409599, 703818, 819198, 2776171, 5552342, 8328513, 16657026, 24985539, 49971078]

約数ペア:

[(1, 49971078), (2, 24985539), (3, 16657026), (6, 8328513), (9, 5552342), (18, 2776171), (61, 819198), (71, 703818), (122, 409599), (142, 351909), (183, 273066), (213, 234606), (366, 136533), (426, 117303), (549, 91022), (639, 78202), (641, 77958), (1098, 45511), (1278, 39101), (1282, 38979), (1923, 25986), (3846, 12993), (4331, 11538), (5769, 8662)]