128012984

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{827}}^1\times {\mathrm{1759}}^1$

素因数の和:2603

約数の個数: 32

約数和(自身を含む): 262310400

約数和(自身を除く): 134297416

約数列:

[1, 2, 4, 8, 11, 22, 44, 88, 827, 1654, 1759, 3308, 3518, 6616, 7036, 9097, 14072, 18194, 19349, 36388, 38698, 72776, 77396, 154792, 1454693, 2909386, 5818772, 11637544, 16001623, 32003246, 64006492, 128012984]

約数ペア:

[(1, 128012984), (2, 64006492), (4, 32003246), (8, 16001623), (11, 11637544), (22, 5818772), (44, 2909386), (88, 1454693), (827, 154792), (1654, 77396), (1759, 72776), (3308, 38698), (3518, 36388), (6616, 19349), (7036, 18194), (9097, 14072)]