26721805

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{53}}^1\times {\mathrm{89}}^1\times {\mathrm{103}}^1$

素因数の和:261

約数の個数: 32

約数和(自身を含む): 36391680

約数和(自身を除く): 9669875

約数列:

[1, 5, 11, 53, 55, 89, 103, 265, 445, 515, 583, 979, 1133, 2915, 4717, 4895, 5459, 5665, 9167, 23585, 27295, 45835, 51887, 60049, 100837, 259435, 300245, 485851, 504185, 2429255, 5344361, 26721805]

約数ペア:

[(1, 26721805), (5, 5344361), (11, 2429255), (53, 504185), (55, 485851), (89, 300245), (103, 259435), (265, 100837), (445, 60049), (515, 51887), (583, 45835), (979, 27295), (1133, 23585), (2915, 9167), (4717, 5665), (4895, 5459)]