156780517869

素因数分解:

$3^4\times {\mathrm{42689}}^1\times {\mathrm{45341}}^1$

素因数の和:88042

約数の個数: 20

約数和(自身を含む): 234213647580

約数和(自身を除く): 77433129711

約数列:

[1, 3, 9, 27, 81, 42689, 45341, 128067, 136023, 384201, 408069, 1152603, 1224207, 3457809, 3672621, 1935561949, 5806685847, 17420057541, 52260172623, 156780517869]

約数ペア:

[(1, 156780517869), (3, 52260172623), (9, 17420057541), (27, 5806685847), (81, 1935561949), (42689, 3672621), (45341, 3457809), (128067, 1224207), (136023, 1152603), (384201, 408069)]