61478053

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{31}}^2\times {\mathrm{37}}^1$

素因数の和:138

約数の個数: 48

約数和(自身を含む): 84524160

約数和(自身を除く): 23046107

約数列:

[1, 7, 13, 19, 31, 37, 91, 133, 217, 247, 259, 403, 481, 589, 703, 961, 1147, 1729, 2821, 3367, 4123, 4921, 6727, 7657, 8029, 9139, 12493, 14911, 18259, 21793, 35557, 53599, 63973, 87451, 104377, 127813, 152551, 237367, 248899, 283309, 462241, 675583, 1661569, 1983163, 3235687, 4729081, 8782579, 61478053]

約数ペア:

[(1, 61478053), (7, 8782579), (13, 4729081), (19, 3235687), (31, 1983163), (37, 1661569), (91, 675583), (133, 462241), (217, 283309), (247, 248899), (259, 237367), (403, 152551), (481, 127813), (589, 104377), (703, 87451), (961, 63973), (1147, 53599), (1729, 35557), (2821, 21793), (3367, 18259), (4123, 14911), (4921, 12493), (6727, 9139), (7657, 8029)]