28108024

素因数分解:

$2^3\times 7^1\times {\mathrm{23}}^1\times {\mathrm{139}}^1\times {\mathrm{157}}^1$

素因数の和:332

約数の個数: 64

約数和(自身を含む): 63705600

約数和(自身を除く): 35597576

約数列:

[1, 2, 4, 7, 8, 14, 23, 28, 46, 56, 92, 139, 157, 161, 184, 278, 314, 322, 556, 628, 644, 973, 1099, 1112, 1256, 1288, 1946, 2198, 3197, 3611, 3892, 4396, 6394, 7222, 7784, 8792, 12788, 14444, 21823, 22379, 25277, 25576, 28888, 43646, 44758, 50554, 87292, 89516, 101108, 152761, 174584, 179032, 202216, 305522, 501929, 611044, 1003858, 1222088, 2007716, 3513503, 4015432, 7027006, 14054012, 28108024]

約数ペア:

[(1, 28108024), (2, 14054012), (4, 7027006), (7, 4015432), (8, 3513503), (14, 2007716), (23, 1222088), (28, 1003858), (46, 611044), (56, 501929), (92, 305522), (139, 202216), (157, 179032), (161, 174584), (184, 152761), (278, 101108), (314, 89516), (322, 87292), (556, 50554), (628, 44758), (644, 43646), (973, 28888), (1099, 25576), (1112, 25277), (1256, 22379), (1288, 21823), (1946, 14444), (2198, 12788), (3197, 8792), (3611, 7784), (3892, 7222), (4396, 6394)]