51188774

素因数分解:

$2^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{113}}^1\times {\mathrm{131}}^1$

素因数の和:285

約数の個数: 64

約数和(自身を含む): 101122560

約数和(自身を除く): 49933786

約数列:

[1, 2, 7, 13, 14, 19, 26, 38, 91, 113, 131, 133, 182, 226, 247, 262, 266, 494, 791, 917, 1469, 1582, 1703, 1729, 1834, 2147, 2489, 2938, 3406, 3458, 4294, 4978, 10283, 11921, 14803, 15029, 17423, 20566, 23842, 27911, 29606, 30058, 32357, 34846, 55822, 64714, 103621, 192439, 195377, 207242, 226499, 281257, 384878, 390754, 452998, 562514, 1347073, 1968799, 2694146, 3656341, 3937598, 7312682, 25594387, 51188774]

約数ペア:

[(1, 51188774), (2, 25594387), (7, 7312682), (13, 3937598), (14, 3656341), (19, 2694146), (26, 1968799), (38, 1347073), (91, 562514), (113, 452998), (131, 390754), (133, 384878), (182, 281257), (226, 226499), (247, 207242), (262, 195377), (266, 192439), (494, 103621), (791, 64714), (917, 55822), (1469, 34846), (1582, 32357), (1703, 30058), (1729, 29606), (1834, 27911), (2147, 23842), (2489, 20566), (2938, 17423), (3406, 15029), (3458, 14803), (4294, 11921), (4978, 10283)]