128331812

素因数分解:

$2^2\times 7^1\times {\mathrm{23}}^1\times {\mathrm{101}}^1\times {\mathrm{1973}}^1$

素因数の和:2108

約数の個数: 48

約数和(自身を含む): 270611712

約数和(自身を除く): 142279900

約数列:

[1, 2, 4, 7, 14, 23, 28, 46, 92, 101, 161, 202, 322, 404, 644, 707, 1414, 1973, 2323, 2828, 3946, 4646, 7892, 9292, 13811, 16261, 27622, 32522, 45379, 55244, 65044, 90758, 181516, 199273, 317653, 398546, 635306, 797092, 1270612, 1394911, 2789822, 4583279, 5579644, 9166558, 18333116, 32082953, 64165906, 128331812]

約数ペア:

[(1, 128331812), (2, 64165906), (4, 32082953), (7, 18333116), (14, 9166558), (23, 5579644), (28, 4583279), (46, 2789822), (92, 1394911), (101, 1270612), (161, 797092), (202, 635306), (322, 398546), (404, 317653), (644, 199273), (707, 181516), (1414, 90758), (1973, 65044), (2323, 55244), (2828, 45379), (3946, 32522), (4646, 27622), (7892, 16261), (9292, 13811)]