138834891

素因数分解:

$3^5\times {\mathrm{13}}^1\times {\mathrm{71}}^1\times {\mathrm{619}}^1$

素因数の和:718

約数の個数: 48

約数和(自身を含む): 227485440

約数和(自身を除く): 88650549

約数列:

[1, 3, 9, 13, 27, 39, 71, 81, 117, 213, 243, 351, 619, 639, 923, 1053, 1857, 1917, 2769, 3159, 5571, 5751, 8047, 8307, 16713, 17253, 24141, 24921, 43949, 50139, 72423, 74763, 131847, 150417, 217269, 224289, 395541, 571337, 651807, 1186623, 1714011, 1955421, 3559869, 5142033, 10679607, 15426099, 46278297, 138834891]

約数ペア:

[(1, 138834891), (3, 46278297), (9, 15426099), (13, 10679607), (27, 5142033), (39, 3559869), (71, 1955421), (81, 1714011), (117, 1186623), (213, 651807), (243, 571337), (351, 395541), (619, 224289), (639, 217269), (923, 150417), (1053, 131847), (1857, 74763), (1917, 72423), (2769, 50139), (3159, 43949), (5571, 24921), (5751, 24141), (8047, 17253), (8307, 16713)]