86691891

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{11887}}^1$

素因数の和:11931

約数の個数: 32

約数和(自身を含む): 143797248

約数和(自身を除く): 57105357

約数列:

[1, 3, 11, 13, 17, 33, 39, 51, 143, 187, 221, 429, 561, 663, 2431, 7293, 11887, 35661, 130757, 154531, 202079, 392271, 463593, 606237, 1699841, 2222869, 2627027, 5099523, 6668607, 7881081, 28897297, 86691891]

約数ペア:

[(1, 86691891), (3, 28897297), (11, 7881081), (13, 6668607), (17, 5099523), (33, 2627027), (39, 2222869), (51, 1699841), (143, 606237), (187, 463593), (221, 392271), (429, 202079), (561, 154531), (663, 130757), (2431, 35661), (7293, 11887)]