28357802

素因数分解:

$2^1\times {\mathrm{11}}^2\times {\mathrm{17}}^1\times {\mathrm{61}}^1\times {\mathrm{113}}^1$

素因数の和:215

約数の個数: 48

約数和(自身を含む): 50762376

約数和(自身を除く): 22404574

約数列:

[1, 2, 11, 17, 22, 34, 61, 113, 121, 122, 187, 226, 242, 374, 671, 1037, 1243, 1342, 1921, 2057, 2074, 2486, 3842, 4114, 6893, 7381, 11407, 13673, 13786, 14762, 21131, 22814, 27346, 42262, 75823, 117181, 125477, 151646, 232441, 234362, 250954, 464882, 834053, 1288991, 1668106, 2577982, 14178901, 28357802]

約数ペア:

[(1, 28357802), (2, 14178901), (11, 2577982), (17, 1668106), (22, 1288991), (34, 834053), (61, 464882), (113, 250954), (121, 234362), (122, 232441), (187, 151646), (226, 125477), (242, 117181), (374, 75823), (671, 42262), (1037, 27346), (1243, 22814), (1342, 21131), (1921, 14762), (2057, 13786), (2074, 13673), (2486, 11407), (3842, 7381), (4114, 6893)]