1211595847

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{53}}^1\times {\mathrm{61}}^1\times {\mathrm{157}}^1$

素因数の和:320

約数の個数: 64

約数和(自身を含む): 1625038848

約数和(自身を除く): 413443001

約数列:

[1, 7, 11, 31, 53, 61, 77, 157, 217, 341, 371, 427, 583, 671, 1099, 1643, 1727, 1891, 2387, 3233, 4081, 4697, 4867, 8321, 9577, 11501, 12089, 13237, 18073, 20801, 22631, 34069, 35563, 53537, 58247, 67039, 91531, 100223, 105347, 126511, 145607, 248941, 257951, 296887, 374759, 507581, 640717, 701561, 737429, 1102453, 1805657, 2078209, 2837461, 3265757, 3553067, 5583391, 7717171, 15735011, 19862227, 22860299, 39083737, 110145077, 173085121, 1211595847]

約数ペア:

[(1, 1211595847), (7, 173085121), (11, 110145077), (31, 39083737), (53, 22860299), (61, 19862227), (77, 15735011), (157, 7717171), (217, 5583391), (341, 3553067), (371, 3265757), (427, 2837461), (583, 2078209), (671, 1805657), (1099, 1102453), (1643, 737429), (1727, 701561), (1891, 640717), (2387, 507581), (3233, 374759), (4081, 296887), (4697, 257951), (4867, 248941), (8321, 145607), (9577, 126511), (11501, 105347), (12089, 100223), (13237, 91531), (18073, 67039), (20801, 58247), (22631, 53537), (34069, 35563)]