31611041

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{41}}^1$

素因数の和:126

約数の個数: 64

約数和(自身を含む): 46448640

約数和(自身を除く): 14837599

約数列:

[1, 7, 11, 17, 19, 31, 41, 77, 119, 133, 187, 209, 217, 287, 323, 341, 451, 527, 589, 697, 779, 1271, 1309, 1463, 2261, 2387, 3157, 3553, 3689, 4123, 4879, 5453, 5797, 6479, 7667, 8569, 8897, 10013, 13243, 13981, 21607, 24149, 24871, 40579, 45353, 53669, 59983, 70091, 92701, 97867, 110143, 145673, 151249, 169043, 237677, 265639, 410533, 771001, 1019711, 1663739, 1859473, 2873731, 4515863, 31611041]

約数ペア:

[(1, 31611041), (7, 4515863), (11, 2873731), (17, 1859473), (19, 1663739), (31, 1019711), (41, 771001), (77, 410533), (119, 265639), (133, 237677), (187, 169043), (209, 151249), (217, 145673), (287, 110143), (323, 97867), (341, 92701), (451, 70091), (527, 59983), (589, 53669), (697, 45353), (779, 40579), (1271, 24871), (1309, 24149), (1463, 21607), (2261, 13981), (2387, 13243), (3157, 10013), (3553, 8897), (3689, 8569), (4123, 7667), (4879, 6479), (5453, 5797)]