78720914

素因数分解:

$2^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{233}}^1\times {\mathrm{523}}^1$

素因数の和:794

約数の個数: 32

約数和(自身を含む): 132425280

約数和(自身を除く): 53704366

約数列:

[1, 2, 17, 19, 34, 38, 233, 323, 466, 523, 646, 1046, 3961, 4427, 7922, 8854, 8891, 9937, 17782, 19874, 75259, 121859, 150518, 168929, 243718, 337858, 2071603, 2315321, 4143206, 4630642, 39360457, 78720914]

約数ペア:

[(1, 78720914), (2, 39360457), (17, 4630642), (19, 4143206), (34, 2315321), (38, 2071603), (233, 337858), (323, 243718), (466, 168929), (523, 150518), (646, 121859), (1046, 75259), (3961, 19874), (4427, 17782), (7922, 9937), (8854, 8891)]