213614401

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{12553}}^1$

素因数の和:12601

約数の個数: 32

約数和(自身を含む): 303706368

約数和(自身を除く): 90091967

約数列:

[1, 7, 11, 13, 17, 77, 91, 119, 143, 187, 221, 1001, 1309, 1547, 2431, 12553, 17017, 87871, 138083, 163189, 213401, 966581, 1142323, 1493807, 1795079, 2347411, 2774213, 12565553, 16431877, 19419491, 30516343, 213614401]

約数ペア:

[(1, 213614401), (7, 30516343), (11, 19419491), (13, 16431877), (17, 12565553), (77, 2774213), (91, 2347411), (119, 1795079), (143, 1493807), (187, 1142323), (221, 966581), (1001, 213401), (1309, 163189), (1547, 138083), (2431, 87871), (12553, 17017)]