42003507

素因数分解:

$3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{53}}^1\times {\mathrm{2903}}^1$

素因数の和:2979

約数の個数: 32

約数和(自身を含む): 70253568

約数和(自身を除く): 28250061

約数列:

[1, 3, 7, 13, 21, 39, 53, 91, 159, 273, 371, 689, 1113, 2067, 2903, 4823, 8709, 14469, 20321, 37739, 60963, 113217, 153859, 264173, 461577, 792519, 1077013, 2000167, 3231039, 6000501, 14001169, 42003507]

約数ペア:

[(1, 42003507), (3, 14001169), (7, 6000501), (13, 3231039), (21, 2000167), (39, 1077013), (53, 792519), (91, 461577), (159, 264173), (273, 153859), (371, 113217), (689, 60963), (1113, 37739), (2067, 20321), (2903, 14469), (4823, 8709)]