266772891

素因数分解:

$3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{67933}}^1$

素因数の和:67971

約数の個数: 32

約数和(自身を含む): 469559808

約数和(自身を除く): 202786917

約数列:

[1, 3, 7, 11, 17, 21, 33, 51, 77, 119, 187, 231, 357, 561, 1309, 3927, 67933, 203799, 475531, 747263, 1154861, 1426593, 2241789, 3464583, 5230841, 8084027, 12703471, 15692523, 24252081, 38110413, 88924297, 266772891]

約数ペア:

[(1, 266772891), (3, 88924297), (7, 38110413), (11, 24252081), (17, 15692523), (21, 12703471), (33, 8084027), (51, 5230841), (77, 3464583), (119, 2241789), (187, 1426593), (231, 1154861), (357, 747263), (561, 475531), (1309, 203799), (3927, 67933)]