2019947025

素因数分解:

$3^1\times 5^2\times {\mathrm{971}}^1\times {\mathrm{27737}}^1$

素因数の和:28721

約数の個数: 24

約数和(自身を含む): 3343205664

約数和(自身を除く): 1323258639

約数列:

[1, 3, 5, 15, 25, 75, 971, 2913, 4855, 14565, 24275, 27737, 72825, 83211, 138685, 416055, 693425, 2080275, 26932627, 80797881, 134663135, 403989405, 673315675, 2019947025]

約数ペア:

[(1, 2019947025), (3, 673315675), (5, 403989405), (15, 134663135), (25, 80797881), (75, 26932627), (971, 2080275), (2913, 693425), (4855, 416055), (14565, 138685), (24275, 83211), (27737, 72825)]