220059917

素因数分解:

$7^1\times {\mathrm{11}}^2\times {\mathrm{17}}^2\times {\mathrm{29}}^1\times {\mathrm{31}}^1$

素因数の和:123

約数の個数: 72

約数和(自身を含む): 313582080

約数和(自身を除く): 93522163

約数列:

[1, 7, 11, 17, 29, 31, 77, 119, 121, 187, 203, 217, 289, 319, 341, 493, 527, 847, 899, 1309, 2023, 2057, 2233, 2387, 3179, 3451, 3509, 3689, 3751, 5423, 5797, 6293, 8381, 8959, 9889, 14399, 15283, 22253, 24563, 26257, 34969, 37961, 40579, 58667, 59653, 62713, 63767, 69223, 92191, 98549, 106981, 108779, 168113, 244783, 259811, 417571, 446369, 645337, 689843, 761453, 1014101, 1084039, 1176791, 1818677, 1849243, 2857921, 7098707, 7588273, 12944701, 20005447, 31437131, 220059917]

約数ペア:

[(1, 220059917), (7, 31437131), (11, 20005447), (17, 12944701), (29, 7588273), (31, 7098707), (77, 2857921), (119, 1849243), (121, 1818677), (187, 1176791), (203, 1084039), (217, 1014101), (289, 761453), (319, 689843), (341, 645337), (493, 446369), (527, 417571), (847, 259811), (899, 244783), (1309, 168113), (2023, 108779), (2057, 106981), (2233, 98549), (2387, 92191), (3179, 69223), (3451, 63767), (3509, 62713), (3689, 59653), (3751, 58667), (5423, 40579), (5797, 37961), (6293, 34969), (8381, 26257), (8959, 24563), (9889, 22253), (14399, 15283)]