87458371

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{2131}}^1$

素因数の和:2203

約数の個数: 32

約数和(自身を含む): 120347136

約数和(自身を除く): 32888765

約数列:

[1, 7, 11, 13, 41, 77, 91, 143, 287, 451, 533, 1001, 2131, 3157, 3731, 5863, 14917, 23441, 27703, 41041, 87371, 164087, 193921, 304733, 611597, 961081, 1135823, 2133131, 6727567, 7950761, 12494053, 87458371]

約数ペア:

[(1, 87458371), (7, 12494053), (11, 7950761), (13, 6727567), (41, 2133131), (77, 1135823), (91, 961081), (143, 611597), (287, 304733), (451, 193921), (533, 164087), (1001, 87371), (2131, 41041), (3157, 27703), (3731, 23441), (5863, 14917)]