1520486828

素因数分解:

$2^2\times 7^1\times {\mathrm{137}}^1\times {\mathrm{396373}}^1$

素因数の和:396521

約数の個数: 24

約数和(自身を含む): 3063178272

約数和(自身を除く): 1542691444

約数列:

[1, 2, 4, 7, 14, 28, 137, 274, 548, 959, 1918, 3836, 396373, 792746, 1585492, 2774611, 5549222, 11098444, 54303101, 108606202, 217212404, 380121707, 760243414, 1520486828]

約数ペア:

[(1, 1520486828), (2, 760243414), (4, 380121707), (7, 217212404), (14, 108606202), (28, 54303101), (137, 11098444), (274, 5549222), (548, 2774611), (959, 1585492), (1918, 792746), (3836, 396373)]