273998468

素因数分解:

$2^2\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{139}}^1\times {\mathrm{701}}^1$

素因数の和:900

約数の個数: 48

約数和(自身を含む): 522849600

約数和(自身を除く): 248851132

約数列:

[1, 2, 4, 19, 37, 38, 74, 76, 139, 148, 278, 556, 701, 703, 1402, 1406, 2641, 2804, 2812, 5143, 5282, 10286, 10564, 13319, 20572, 25937, 26638, 51874, 53276, 97439, 97717, 103748, 194878, 195434, 389756, 390868, 492803, 985606, 1851341, 1971212, 3605243, 3702682, 7210486, 7405364, 14420972, 68499617, 136999234, 273998468]

約数ペア:

[(1, 273998468), (2, 136999234), (4, 68499617), (19, 14420972), (37, 7405364), (38, 7210486), (74, 3702682), (76, 3605243), (139, 1971212), (148, 1851341), (278, 985606), (556, 492803), (701, 390868), (703, 389756), (1402, 195434), (1406, 194878), (2641, 103748), (2804, 97717), (2812, 97439), (5143, 53276), (5282, 51874), (10286, 26638), (10564, 25937), (13319, 20572)]