211992482

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{17}}^2\times {\mathrm{89}}^1\times {\mathrm{317}}^1$

素因数の和:455

約数の個数: 48

約数和(自身を含む): 369026280

約数和(自身を除く): 157033798

約数列:

[1, 2, 13, 17, 26, 34, 89, 178, 221, 289, 317, 442, 578, 634, 1157, 1513, 2314, 3026, 3757, 4121, 5389, 7514, 8242, 10778, 19669, 25721, 28213, 39338, 51442, 56426, 70057, 91613, 140114, 183226, 334373, 366769, 479621, 668746, 733538, 959242, 1190969, 2381938, 6235073, 8153557, 12470146, 16307114, 105996241, 211992482]

約数ペア:

[(1, 211992482), (2, 105996241), (13, 16307114), (17, 12470146), (26, 8153557), (34, 6235073), (89, 2381938), (178, 1190969), (221, 959242), (289, 733538), (317, 668746), (442, 479621), (578, 366769), (634, 334373), (1157, 183226), (1513, 140114), (2314, 91613), (3026, 70057), (3757, 56426), (4121, 51442), (5389, 39338), (7514, 28213), (8242, 25721), (10778, 19669)]