78490986

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{37}}^1\times {\mathrm{53}}^1\times {\mathrm{953}}^1$

素因数の和:1055

約数の個数: 64

約数和(自身を含む): 187930368

約数和(自身を除く): 109439382

約数列:

[1, 2, 3, 6, 7, 14, 21, 37, 42, 53, 74, 106, 111, 159, 222, 259, 318, 371, 518, 742, 777, 953, 1113, 1554, 1906, 1961, 2226, 2859, 3922, 5718, 5883, 6671, 11766, 13342, 13727, 20013, 27454, 35261, 40026, 41181, 50509, 70522, 82362, 101018, 105783, 151527, 211566, 246827, 303054, 353563, 493654, 707126, 740481, 1060689, 1480962, 1868833, 2121378, 3737666, 5606499, 11212998, 13081831, 26163662, 39245493, 78490986]

約数ペア:

[(1, 78490986), (2, 39245493), (3, 26163662), (6, 13081831), (7, 11212998), (14, 5606499), (21, 3737666), (37, 2121378), (42, 1868833), (53, 1480962), (74, 1060689), (106, 740481), (111, 707126), (159, 493654), (222, 353563), (259, 303054), (318, 246827), (371, 211566), (518, 151527), (742, 105783), (777, 101018), (953, 82362), (1113, 70522), (1554, 50509), (1906, 41181), (1961, 40026), (2226, 35261), (2859, 27454), (3922, 20013), (5718, 13727), (5883, 13342), (6671, 11766)]