51551357

素因数分解:

${\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{31}}^1\times {\mathrm{401}}^1$

素因数の和:485

約数の個数: 32

約数和(自身を含む): 64834560

約数和(自身を除く): 13283203

約数列:

[1, 11, 13, 29, 31, 143, 319, 341, 377, 401, 403, 899, 4147, 4411, 4433, 5213, 9889, 11629, 11687, 12431, 57343, 127919, 128557, 136741, 151177, 161603, 360499, 1662947, 1777633, 3965489, 4686487, 51551357]

約数ペア:

[(1, 51551357), (11, 4686487), (13, 3965489), (29, 1777633), (31, 1662947), (143, 360499), (319, 161603), (341, 151177), (377, 136741), (401, 128557), (403, 127919), (899, 57343), (4147, 12431), (4411, 11687), (4433, 11629), (5213, 9889)]