28100806846

素因数分解:

$2^1\times 7^2\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{887749}}^1$

素因数の和:887801

約数の個数: 48

約数和(自身を含む): 54649890000

約数和(自身を除く): 26549083154

約数列:

[1, 2, 7, 14, 17, 19, 34, 38, 49, 98, 119, 133, 238, 266, 323, 646, 833, 931, 1666, 1862, 2261, 4522, 15827, 31654, 887749, 1775498, 6214243, 12428486, 15091733, 16867231, 30183466, 33734462, 43499701, 86999402, 105642131, 118070617, 211284262, 236141234, 286742927, 573485854, 739494917, 826494319, 1478989834, 1652988638, 2007200489, 4014400978, 14050403423, 28100806846]

約数ペア:

[(1, 28100806846), (2, 14050403423), (7, 4014400978), (14, 2007200489), (17, 1652988638), (19, 1478989834), (34, 826494319), (38, 739494917), (49, 573485854), (98, 286742927), (119, 236141234), (133, 211284262), (238, 118070617), (266, 105642131), (323, 86999402), (646, 43499701), (833, 33734462), (931, 30183466), (1666, 16867231), (1862, 15091733), (2261, 12428486), (4522, 6214243), (15827, 1775498), (31654, 887749)]