331330307

素因数分解:

$7^2\times {\mathrm{11}}^2\times {\mathrm{29}}^1\times {\mathrm{41}}^1\times {\mathrm{47}}^1$

素因数の和:153

約数の個数: 72

約数和(自身を含む): 458498880

約数和(自身を除く): 127168573

約数列:

[1, 7, 11, 29, 41, 47, 49, 77, 121, 203, 287, 319, 329, 451, 517, 539, 847, 1189, 1363, 1421, 1927, 2009, 2233, 2303, 3157, 3509, 3619, 4961, 5687, 5929, 8323, 9541, 13079, 13489, 14993, 15631, 21197, 22099, 24563, 25333, 34727, 39809, 55883, 58261, 66787, 91553, 94423, 104951, 143869, 148379, 164923, 171941, 233167, 243089, 278663, 391181, 614713, 640871, 734657, 1007083, 1038653, 1154461, 1632169, 2738267, 4302991, 6761843, 7049581, 8081227, 11425183, 30120937, 47332901, 331330307]

約数ペア:

[(1, 331330307), (7, 47332901), (11, 30120937), (29, 11425183), (41, 8081227), (47, 7049581), (49, 6761843), (77, 4302991), (121, 2738267), (203, 1632169), (287, 1154461), (319, 1038653), (329, 1007083), (451, 734657), (517, 640871), (539, 614713), (847, 391181), (1189, 278663), (1363, 243089), (1421, 233167), (1927, 171941), (2009, 164923), (2233, 148379), (2303, 143869), (3157, 104951), (3509, 94423), (3619, 91553), (4961, 66787), (5687, 58261), (5929, 55883), (8323, 39809), (9541, 34727), (13079, 25333), (13489, 24563), (14993, 22099), (15631, 21197)]