2017637505

素因数分解:

$3^5\times 5^1\times {\mathrm{13}}^1\times {\mathrm{127739}}^1$

素因数の和:127772

約数の個数: 48

約数和(自身を含む): 3905778240

約数和(自身を除く): 1888140735

約数列:

[1, 3, 5, 9, 13, 15, 27, 39, 45, 65, 81, 117, 135, 195, 243, 351, 405, 585, 1053, 1215, 1755, 3159, 5265, 15795, 127739, 383217, 638695, 1149651, 1660607, 1916085, 3448953, 4981821, 5748255, 8303035, 10346859, 14945463, 17244765, 24909105, 31040577, 44836389, 51734295, 74727315, 134509167, 155202885, 224181945, 403527501, 672545835, 2017637505]

約数ペア:

[(1, 2017637505), (3, 672545835), (5, 403527501), (9, 224181945), (13, 155202885), (15, 134509167), (27, 74727315), (39, 51734295), (45, 44836389), (65, 31040577), (81, 24909105), (117, 17244765), (135, 14945463), (195, 10346859), (243, 8303035), (351, 5748255), (405, 4981821), (585, 3448953), (1053, 1916085), (1215, 1660607), (1755, 1149651), (3159, 638695), (5265, 383217), (15795, 127739)]