51174315

素因数分解:

$3^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{71}}^1\times {\mathrm{281}}^1$

素因数の和:385

約数の個数: 64

約数和(自身を含む): 97459200

約数和(自身を除く): 46284885

約数列:

[1, 3, 5, 9, 15, 19, 27, 45, 57, 71, 95, 135, 171, 213, 281, 285, 355, 513, 639, 843, 855, 1065, 1349, 1405, 1917, 2529, 2565, 3195, 4047, 4215, 5339, 6745, 7587, 9585, 12141, 12645, 16017, 19951, 20235, 26695, 36423, 37935, 48051, 59853, 60705, 80085, 99755, 144153, 179559, 182115, 240255, 299265, 379069, 538677, 720765, 897795, 1137207, 1895345, 2693385, 3411621, 5686035, 10234863, 17058105, 51174315]

約数ペア:

[(1, 51174315), (3, 17058105), (5, 10234863), (9, 5686035), (15, 3411621), (19, 2693385), (27, 1895345), (45, 1137207), (57, 897795), (71, 720765), (95, 538677), (135, 379069), (171, 299265), (213, 240255), (281, 182115), (285, 179559), (355, 144153), (513, 99755), (639, 80085), (843, 60705), (855, 59853), (1065, 48051), (1349, 37935), (1405, 36423), (1917, 26695), (2529, 20235), (2565, 19951), (3195, 16017), (4047, 12645), (4215, 12141), (5339, 9585), (6745, 7587)]