128954936

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{43}}^1\times {\mathrm{53}}^1\times {\mathrm{643}}^1$

素因数の和:756

約数の個数: 64

約数和(自身を含む): 275425920

約数和(自身を除く): 146470984

約数列:

[1, 2, 4, 8, 11, 22, 43, 44, 53, 86, 88, 106, 172, 212, 344, 424, 473, 583, 643, 946, 1166, 1286, 1892, 2279, 2332, 2572, 3784, 4558, 4664, 5144, 7073, 9116, 14146, 18232, 25069, 27649, 28292, 34079, 50138, 55298, 56584, 68158, 100276, 110596, 136316, 200552, 221192, 272632, 304139, 374869, 608278, 749738, 1216556, 1465397, 1499476, 2433112, 2930794, 2998952, 5861588, 11723176, 16119367, 32238734, 64477468, 128954936]

約数ペア:

[(1, 128954936), (2, 64477468), (4, 32238734), (8, 16119367), (11, 11723176), (22, 5861588), (43, 2998952), (44, 2930794), (53, 2433112), (86, 1499476), (88, 1465397), (106, 1216556), (172, 749738), (212, 608278), (344, 374869), (424, 304139), (473, 272632), (583, 221192), (643, 200552), (946, 136316), (1166, 110596), (1286, 100276), (1892, 68158), (2279, 56584), (2332, 55298), (2572, 50138), (3784, 34079), (4558, 28292), (4664, 27649), (5144, 25069), (7073, 18232), (9116, 14146)]