201321815

素因数分解:

$5^1\times {\mathrm{19}}^1\times {\mathrm{359}}^1\times {\mathrm{5903}}^1$

素因数の和:6286

約数の個数: 16

約数和(自身を含む): 255052800

約数和(自身を除く): 53730985

約数列:

[1, 5, 19, 95, 359, 1795, 5903, 6821, 29515, 34105, 112157, 560785, 2119177, 10595885, 40264363, 201321815]

約数ペア:

[(1, 201321815), (5, 40264363), (19, 10595885), (95, 2119177), (359, 560785), (1795, 112157), (5903, 34105), (6821, 29515)]