1488890047905

素因数分解:

$3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{68786789}}^1$

素因数の和:68786850

約数の個数: 48

約数和(自身を含む): 2854376637840

約数和(自身を除く): 1365486589935

約数列:

[1, 3, 5, 9, 13, 15, 37, 39, 45, 65, 111, 117, 185, 195, 333, 481, 555, 585, 1443, 1665, 2405, 4329, 7215, 21645, 68786789, 206360367, 343933945, 619081101, 894228257, 1031801835, 2545111193, 2682684771, 3095405505, 4471141285, 7635333579, 8048054313, 12725555965, 13413423855, 22906000737, 33086445509, 38176667895, 40240271565, 99259336527, 114530003685, 165432227545, 297778009581, 496296682635, 1488890047905]

約数ペア:

[(1, 1488890047905), (3, 496296682635), (5, 297778009581), (9, 165432227545), (13, 114530003685), (15, 99259336527), (37, 40240271565), (39, 38176667895), (45, 33086445509), (65, 22906000737), (111, 13413423855), (117, 12725555965), (185, 8048054313), (195, 7635333579), (333, 4471141285), (481, 3095405505), (555, 2682684771), (585, 2545111193), (1443, 1031801835), (1665, 894228257), (2405, 619081101), (4329, 343933945), (7215, 206360367), (21645, 68786789)]