27719848

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{47}}^1\times {\mathrm{53}}^1\times {\mathrm{107}}^1$

素因数の和:226

約数の個数: 64

約数和(自身を含む): 58786560

約数和(自身を除く): 31066712

約数列:

[1, 2, 4, 8, 13, 26, 47, 52, 53, 94, 104, 106, 107, 188, 212, 214, 376, 424, 428, 611, 689, 856, 1222, 1378, 1391, 2444, 2491, 2756, 2782, 4888, 4982, 5029, 5512, 5564, 5671, 9964, 10058, 11128, 11342, 19928, 20116, 22684, 32383, 40232, 45368, 64766, 65377, 73723, 129532, 130754, 147446, 259064, 261508, 266537, 294892, 523016, 533074, 589784, 1066148, 2132296, 3464981, 6929962, 13859924, 27719848]

約数ペア:

[(1, 27719848), (2, 13859924), (4, 6929962), (8, 3464981), (13, 2132296), (26, 1066148), (47, 589784), (52, 533074), (53, 523016), (94, 294892), (104, 266537), (106, 261508), (107, 259064), (188, 147446), (212, 130754), (214, 129532), (376, 73723), (424, 65377), (428, 64766), (611, 45368), (689, 40232), (856, 32383), (1222, 22684), (1378, 20116), (1391, 19928), (2444, 11342), (2491, 11128), (2756, 10058), (2782, 9964), (4888, 5671), (4982, 5564), (5029, 5512)]