315085208

素因数分解:

$2^3\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{121937}}^1$

素因数の和:121979

約数の個数: 32

約数和(自身を含む): 658465200

約数和(自身を除く): 343379992

約数列:

[1, 2, 4, 8, 17, 19, 34, 38, 68, 76, 136, 152, 323, 646, 1292, 2584, 121937, 243874, 487748, 975496, 2072929, 2316803, 4145858, 4633606, 8291716, 9267212, 16583432, 18534424, 39385651, 78771302, 157542604, 315085208]

約数ペア:

[(1, 315085208), (2, 157542604), (4, 78771302), (8, 39385651), (17, 18534424), (19, 16583432), (34, 9267212), (38, 8291716), (68, 4633606), (76, 4145858), (136, 2316803), (152, 2072929), (323, 975496), (646, 487748), (1292, 243874), (2584, 121937)]