138556187

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{239}}^1\times {\mathrm{7529}}^1$

素因数の和:7786

約数の個数: 16

約数和(自身を含む): 173491200

約数和(自身を除く): 34935013

約数列:

[1, 7, 11, 77, 239, 1673, 2629, 7529, 18403, 52703, 82819, 579733, 1799431, 12596017, 19793741, 138556187]

約数ペア:

[(1, 138556187), (7, 19793741), (11, 12596017), (77, 1799431), (239, 579733), (1673, 82819), (2629, 52703), (7529, 18403)]