28688214

素因数分解:

$2^1\times 3^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{113}}^1\times {\mathrm{131}}^1$

素因数の和:285

約数の個数: 64

約数和(自身を含む): 65007360

約数和(自身を除く): 36319146

約数列:

[1, 2, 3, 6, 17, 19, 34, 38, 51, 57, 102, 113, 114, 131, 226, 262, 323, 339, 393, 646, 678, 786, 969, 1921, 1938, 2147, 2227, 2489, 3842, 4294, 4454, 4978, 5763, 6441, 6681, 7467, 11526, 12882, 13362, 14803, 14934, 29606, 36499, 42313, 44409, 72998, 84626, 88818, 109497, 126939, 218994, 251651, 253878, 281257, 503302, 562514, 754953, 843771, 1509906, 1687542, 4781369, 9562738, 14344107, 28688214]

約数ペア:

[(1, 28688214), (2, 14344107), (3, 9562738), (6, 4781369), (17, 1687542), (19, 1509906), (34, 843771), (38, 754953), (51, 562514), (57, 503302), (102, 281257), (113, 253878), (114, 251651), (131, 218994), (226, 126939), (262, 109497), (323, 88818), (339, 84626), (393, 72998), (646, 44409), (678, 42313), (786, 36499), (969, 29606), (1921, 14934), (1938, 14803), (2147, 13362), (2227, 12882), (2489, 11526), (3842, 7467), (4294, 6681), (4454, 6441), (4978, 5763)]