69001988

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{101}}^1\times {\mathrm{15527}}^1$

素因数の和:15643

約数の個数: 24

約数和(自身を含む): 133043904

約数和(自身を除く): 64041916

約数列:

[1, 2, 4, 11, 22, 44, 101, 202, 404, 1111, 2222, 4444, 15527, 31054, 62108, 170797, 341594, 683188, 1568227, 3136454, 6272908, 17250497, 34500994, 69001988]

約数ペア:

[(1, 69001988), (2, 34500994), (4, 17250497), (11, 6272908), (22, 3136454), (44, 1568227), (101, 683188), (202, 341594), (404, 170797), (1111, 62108), (2222, 31054), (4444, 15527)]