22008217

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{17}}^2\times {\mathrm{23}}^1\times {\mathrm{43}}^1$

素因数の和:118

約数の個数: 48

約数和(自身を含む): 31122432

約数和(自身を除く): 9114215

約数列:

[1, 7, 11, 17, 23, 43, 77, 119, 161, 187, 253, 289, 301, 391, 473, 731, 989, 1309, 1771, 2023, 2737, 3179, 3311, 4301, 5117, 6647, 6923, 8041, 10879, 12427, 16813, 22253, 30107, 46529, 56287, 73117, 76153, 86989, 117691, 136697, 184943, 285821, 511819, 956879, 1294601, 2000747, 3144031, 22008217]

約数ペア:

[(1, 22008217), (7, 3144031), (11, 2000747), (17, 1294601), (23, 956879), (43, 511819), (77, 285821), (119, 184943), (161, 136697), (187, 117691), (253, 86989), (289, 76153), (301, 73117), (391, 56287), (473, 46529), (731, 30107), (989, 22253), (1309, 16813), (1771, 12427), (2023, 10879), (2737, 8041), (3179, 6923), (3311, 6647), (4301, 5117)]