28111972

素因数分解:

$2^2\times 7^1\times {\mathrm{61}}^1\times {\mathrm{109}}^1\times {\mathrm{151}}^1$

素因数の和:332

約数の個数: 48

約数和(自身を含む): 58051840

約数和(自身を除く): 29939868

約数列:

[1, 2, 4, 7, 14, 28, 61, 109, 122, 151, 218, 244, 302, 427, 436, 604, 763, 854, 1057, 1526, 1708, 2114, 3052, 4228, 6649, 9211, 13298, 16459, 18422, 26596, 32918, 36844, 46543, 64477, 65836, 93086, 115213, 128954, 186172, 230426, 257908, 460852, 1003999, 2007998, 4015996, 7027993, 14055986, 28111972]

約数ペア:

[(1, 28111972), (2, 14055986), (4, 7027993), (7, 4015996), (14, 2007998), (28, 1003999), (61, 460852), (109, 257908), (122, 230426), (151, 186172), (218, 128954), (244, 115213), (302, 93086), (427, 65836), (436, 64477), (604, 46543), (763, 36844), (854, 32918), (1057, 26596), (1526, 18422), (1708, 16459), (2114, 13298), (3052, 9211), (4228, 6649)]