427668436

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{127}}^1\times {\mathrm{2089}}^1$

素因数の和:2264

約数の個数: 48

約数和(自身を含む): 838942720

約数和(自身を除く): 411274284

約数列:

[1, 2, 4, 13, 26, 31, 52, 62, 124, 127, 254, 403, 508, 806, 1612, 1651, 2089, 3302, 3937, 4178, 6604, 7874, 8356, 15748, 27157, 51181, 54314, 64759, 102362, 108628, 129518, 204724, 259036, 265303, 530606, 841867, 1061212, 1683734, 3367468, 3448939, 6897878, 8224393, 13795756, 16448786, 32897572, 106917109, 213834218, 427668436]

約数ペア:

[(1, 427668436), (2, 213834218), (4, 106917109), (13, 32897572), (26, 16448786), (31, 13795756), (52, 8224393), (62, 6897878), (124, 3448939), (127, 3367468), (254, 1683734), (403, 1061212), (508, 841867), (806, 530606), (1612, 265303), (1651, 259036), (2089, 204724), (3302, 129518), (3937, 108628), (4178, 102362), (6604, 64759), (7874, 54314), (8356, 51181), (15748, 27157)]