1428085835

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{47}}^1\times {\mathrm{71}}^1\times {\mathrm{251}}^1$

素因数の和:416

約数の個数: 64

約数和(自身を含む): 2006581248

約数和(自身を除く): 578495413

約数列:

[1, 5, 11, 31, 47, 55, 71, 155, 235, 251, 341, 355, 517, 781, 1255, 1457, 1705, 2201, 2585, 2761, 3337, 3905, 7285, 7781, 11005, 11797, 13805, 16027, 16685, 17821, 24211, 36707, 38905, 58985, 80135, 85591, 89105, 103447, 121055, 129767, 183535, 196031, 365707, 427955, 517235, 552451, 648835, 837587, 980155, 1137917, 1828535, 2762255, 4022777, 4187935, 5689585, 6076961, 9213457, 20113885, 25965197, 30384805, 46067285, 129825985, 285617167, 1428085835]

約数ペア:

[(1, 1428085835), (5, 285617167), (11, 129825985), (31, 46067285), (47, 30384805), (55, 25965197), (71, 20113885), (155, 9213457), (235, 6076961), (251, 5689585), (341, 4187935), (355, 4022777), (517, 2762255), (781, 1828535), (1255, 1137917), (1457, 980155), (1705, 837587), (2201, 648835), (2585, 552451), (2761, 517235), (3337, 427955), (3905, 365707), (7285, 196031), (7781, 183535), (11005, 129767), (11797, 121055), (13805, 103447), (16027, 89105), (16685, 85591), (17821, 80135), (24211, 58985), (36707, 38905)]