121312256

素因数分解:

$2^{10}\times {\mathrm{13}}^2\times {\mathrm{701}}^1$

素因数の和:747

約数の個数: 66

約数和(自身を含む): 262969902

約数和(自身を除く): 141657646

約数列:

[1, 2, 4, 8, 13, 16, 26, 32, 52, 64, 104, 128, 169, 208, 256, 338, 416, 512, 676, 701, 832, 1024, 1352, 1402, 1664, 2704, 2804, 3328, 5408, 5608, 6656, 9113, 10816, 11216, 13312, 18226, 21632, 22432, 36452, 43264, 44864, 72904, 86528, 89728, 118469, 145808, 173056, 179456, 236938, 291616, 358912, 473876, 583232, 717824, 947752, 1166464, 1895504, 2332928, 3791008, 4665856, 7582016, 9331712, 15164032, 30328064, 60656128, 121312256]

約数ペア:

[(1, 121312256), (2, 60656128), (4, 30328064), (8, 15164032), (13, 9331712), (16, 7582016), (26, 4665856), (32, 3791008), (52, 2332928), (64, 1895504), (104, 1166464), (128, 947752), (169, 717824), (208, 583232), (256, 473876), (338, 358912), (416, 291616), (512, 236938), (676, 179456), (701, 173056), (832, 145808), (1024, 118469), (1352, 89728), (1402, 86528), (1664, 72904), (2704, 44864), (2804, 43264), (3328, 36452), (5408, 22432), (5608, 21632), (6656, 18226), (9113, 13312), (10816, 11216)]