28620669651

素因数分解:

$3^1\times 7^2\times {\mathrm{17}}^2\times {\mathrm{383}}^1\times {\mathrm{1759}}^1$

素因数の和:2193

約数の個数: 72

約数和(自身を含む): 47306096640

約数和(自身を除く): 18685426989

約数列:

[1, 3, 7, 17, 21, 49, 51, 119, 147, 289, 357, 383, 833, 867, 1149, 1759, 2023, 2499, 2681, 5277, 6069, 6511, 8043, 12313, 14161, 18767, 19533, 29903, 36939, 42483, 45577, 56301, 86191, 89709, 110687, 136731, 209321, 258573, 319039, 332061, 508351, 627963, 673697, 774809, 957117, 1465247, 1525053, 2021091, 2324427, 3558457, 4395741, 4715879, 5423663, 10675371, 11452849, 14147637, 16270989, 24909199, 33011153, 34358547, 74727597, 80169943, 99033459, 194698433, 240509829, 561189601, 584095299, 1362889031, 1683568803, 4088667093, 9540223217, 28620669651]

約数ペア:

[(1, 28620669651), (3, 9540223217), (7, 4088667093), (17, 1683568803), (21, 1362889031), (49, 584095299), (51, 561189601), (119, 240509829), (147, 194698433), (289, 99033459), (357, 80169943), (383, 74727597), (833, 34358547), (867, 33011153), (1149, 24909199), (1759, 16270989), (2023, 14147637), (2499, 11452849), (2681, 10675371), (5277, 5423663), (6069, 4715879), (6511, 4395741), (8043, 3558457), (12313, 2324427), (14161, 2021091), (18767, 1525053), (19533, 1465247), (29903, 957117), (36939, 774809), (42483, 673697), (45577, 627963), (56301, 508351), (86191, 332061), (89709, 319039), (110687, 258573), (136731, 209321)]