138978848

素因数分解:

$2^5\times {\mathrm{41}}^1\times {\mathrm{105929}}^1$

素因数の和:105980

約数の個数: 24

約数和(自身を含む): 280290780

約数和(自身を除く): 141311932

約数列:

[1, 2, 4, 8, 16, 32, 41, 82, 164, 328, 656, 1312, 105929, 211858, 423716, 847432, 1694864, 3389728, 4343089, 8686178, 17372356, 34744712, 69489424, 138978848]

約数ペア:

[(1, 138978848), (2, 69489424), (4, 34744712), (8, 17372356), (16, 8686178), (32, 4343089), (41, 3389728), (82, 1694864), (164, 847432), (328, 423716), (656, 211858), (1312, 105929)]