78643964

素因数分解:

$2^2\times 7^1\times {\mathrm{19}}^1\times {\mathrm{147827}}^1$

素因数の和:147857

約数の個数: 24

約数和(自身を含む): 165567360

約数和(自身を除く): 86923396

約数列:

[1, 2, 4, 7, 14, 19, 28, 38, 76, 133, 266, 532, 147827, 295654, 591308, 1034789, 2069578, 2808713, 4139156, 5617426, 11234852, 19660991, 39321982, 78643964]

約数ペア:

[(1, 78643964), (2, 39321982), (4, 19660991), (7, 11234852), (14, 5617426), (19, 4139156), (28, 2808713), (38, 2069578), (76, 1034789), (133, 591308), (266, 295654), (532, 147827)]