712007681

素因数分解:

$7^2\times {\mathrm{11}}^2\times {\mathrm{29}}^1\times {\mathrm{41}}^1\times {\mathrm{101}}^1$

素因数の和:207

約数の個数: 72

約数和(自身を含む): 974310120

約数和(自身を除く): 262302439

約数列:

[1, 7, 11, 29, 41, 49, 77, 101, 121, 203, 287, 319, 451, 539, 707, 847, 1111, 1189, 1421, 2009, 2233, 2929, 3157, 3509, 4141, 4949, 4961, 5929, 7777, 8323, 12221, 13079, 15631, 20503, 22099, 24563, 28987, 32219, 34727, 45551, 54439, 58261, 85547, 91553, 120089, 143521, 143869, 171941, 202909, 225533, 243089, 318857, 354409, 501061, 598829, 640871, 840623, 1007083, 1320979, 1578731, 2231999, 2480863, 3507427, 5884361, 7049581, 9246853, 14530769, 17366041, 24551989, 64727971, 101715383, 712007681]

約数ペア:

[(1, 712007681), (7, 101715383), (11, 64727971), (29, 24551989), (41, 17366041), (49, 14530769), (77, 9246853), (101, 7049581), (121, 5884361), (203, 3507427), (287, 2480863), (319, 2231999), (451, 1578731), (539, 1320979), (707, 1007083), (847, 840623), (1111, 640871), (1189, 598829), (1421, 501061), (2009, 354409), (2233, 318857), (2929, 243089), (3157, 225533), (3509, 202909), (4141, 171941), (4949, 143869), (4961, 143521), (5929, 120089), (7777, 91553), (8323, 85547), (12221, 58261), (13079, 54439), (15631, 45551), (20503, 34727), (22099, 32219), (24563, 28987)]