40128135

素因数分解:

$3^1\times 5^1\times {\mathrm{41}}^1\times {\mathrm{71}}^1\times {\mathrm{919}}^1$

素因数の和:1039

約数の個数: 32

約数和(自身を含む): 66769920

約数和(自身を除く): 26641785

約数列:

[1, 3, 5, 15, 41, 71, 123, 205, 213, 355, 615, 919, 1065, 2757, 2911, 4595, 8733, 13785, 14555, 37679, 43665, 65249, 113037, 188395, 195747, 326245, 565185, 978735, 2675209, 8025627, 13376045, 40128135]

約数ペア:

[(1, 40128135), (3, 13376045), (5, 8025627), (15, 2675209), (41, 978735), (71, 565185), (123, 326245), (205, 195747), (213, 188395), (355, 113037), (615, 65249), (919, 43665), (1065, 37679), (2757, 14555), (2911, 13785), (4595, 8733)]