1930305

素因数分解:

$3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{521}}^1$

素因数の和:561

約数の個数: 32

約数和(自身を含む): 3507840

約数和(自身を除く): 1577535

約数列:

[1, 3, 5, 13, 15, 19, 39, 57, 65, 95, 195, 247, 285, 521, 741, 1235, 1563, 2605, 3705, 6773, 7815, 9899, 20319, 29697, 33865, 49495, 101595, 128687, 148485, 386061, 643435, 1930305]

約数ペア:

[(1, 1930305), (3, 643435), (5, 386061), (13, 148485), (15, 128687), (19, 101595), (39, 49495), (57, 33865), (65, 29697), (95, 20319), (195, 9899), (247, 7815), (285, 6773), (521, 3705), (741, 2605), (1235, 1563)]