2019461775

素因数分解:

$3^1\times 5^2\times {\mathrm{103}}^1\times {\mathrm{197}}^1\times {\mathrm{1327}}^1$

素因数の和:1640

約数の個数: 48

約数和(自身を含む): 3390925824

約数和(自身を除く): 1371464049

約数列:

[1, 3, 5, 15, 25, 75, 103, 197, 309, 515, 591, 985, 1327, 1545, 2575, 2955, 3981, 4925, 6635, 7725, 14775, 19905, 20291, 33175, 60873, 99525, 101455, 136681, 261419, 304365, 410043, 507275, 683405, 784257, 1307095, 1521825, 2050215, 3417025, 3921285, 6535475, 10251075, 19606425, 26926157, 80778471, 134630785, 403892355, 673153925, 2019461775]

約数ペア:

[(1, 2019461775), (3, 673153925), (5, 403892355), (15, 134630785), (25, 80778471), (75, 26926157), (103, 19606425), (197, 10251075), (309, 6535475), (515, 3921285), (591, 3417025), (985, 2050215), (1327, 1521825), (1545, 1307095), (2575, 784257), (2955, 683405), (3981, 507275), (4925, 410043), (6635, 304365), (7725, 261419), (14775, 136681), (19905, 101455), (20291, 99525), (33175, 60873)]