13071487

素因数分解:

${\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{283}}^1$

素因数の和:343

約数の個数: 32

約数和(自身を含む): 17176320

約数和(自身を除く): 4104833

約数列:

[1, 11, 13, 17, 19, 143, 187, 209, 221, 247, 283, 323, 2431, 2717, 3113, 3553, 3679, 4199, 4811, 5377, 40469, 46189, 52921, 59147, 62543, 69901, 91409, 687973, 768911, 1005499, 1188317, 13071487]

約数ペア:

[(1, 13071487), (11, 1188317), (13, 1005499), (17, 768911), (19, 687973), (143, 91409), (187, 69901), (209, 62543), (221, 59147), (247, 52921), (283, 46189), (323, 40469), (2431, 5377), (2717, 4811), (3113, 4199), (3553, 3679)]