128766148

素因数分解:

$2^2\times 7^1\times {\mathrm{29}}^1\times {\mathrm{347}}^1\times {\mathrm{457}}^1$

素因数の和:844

約数の個数: 48

約数和(自身を含む): 267765120

約数和(自身を除く): 138998972

約数列:

[1, 2, 4, 7, 14, 28, 29, 58, 116, 203, 347, 406, 457, 694, 812, 914, 1388, 1828, 2429, 3199, 4858, 6398, 9716, 10063, 12796, 13253, 20126, 26506, 40252, 53012, 70441, 92771, 140882, 158579, 185542, 281764, 317158, 371084, 634316, 1110053, 2220106, 4440212, 4598791, 9197582, 18395164, 32191537, 64383074, 128766148]

約数ペア:

[(1, 128766148), (2, 64383074), (4, 32191537), (7, 18395164), (14, 9197582), (28, 4598791), (29, 4440212), (58, 2220106), (116, 1110053), (203, 634316), (347, 371084), (406, 317158), (457, 281764), (694, 185542), (812, 158579), (914, 140882), (1388, 92771), (1828, 70441), (2429, 53012), (3199, 40252), (4858, 26506), (6398, 20126), (9716, 13253), (10063, 12796)]