138590963

素因数分解:

$7^2\times {\mathrm{61}}^1\times {\mathrm{199}}^1\times {\mathrm{233}}^1$

素因数の和:507

約数の個数: 24

約数和(自身を含む): 165391200

約数和(自身を除く): 26800237

約数列:

[1, 7, 49, 61, 199, 233, 427, 1393, 1631, 2989, 9751, 11417, 12139, 14213, 46367, 84973, 99491, 324569, 594811, 696437, 2271983, 2828387, 19798709, 138590963]

約数ペア:

[(1, 138590963), (7, 19798709), (49, 2828387), (61, 2271983), (199, 696437), (233, 594811), (427, 324569), (1393, 99491), (1631, 84973), (2989, 46367), (9751, 14213), (11417, 12139)]