287915096

素因数分解:

$2^3\times 7^1\times {\mathrm{127}}^1\times {\mathrm{40483}}^1$

素因数の和:40623

約数の個数: 32

約数和(自身を含む): 621834240

約数和(自身を除く): 333919144

約数列:

[1, 2, 4, 7, 8, 14, 28, 56, 127, 254, 508, 889, 1016, 1778, 3556, 7112, 40483, 80966, 161932, 283381, 323864, 566762, 1133524, 2267048, 5141341, 10282682, 20565364, 35989387, 41130728, 71978774, 143957548, 287915096]

約数ペア:

[(1, 287915096), (2, 143957548), (4, 71978774), (7, 41130728), (8, 35989387), (14, 20565364), (28, 10282682), (56, 5141341), (127, 2267048), (254, 1133524), (508, 566762), (889, 323864), (1016, 283381), (1778, 161932), (3556, 80966), (7112, 40483)]