2109279165

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{37}}^1\times {\mathrm{109}}^1\times {\mathrm{293}}^1$

素因数の和:471

約数の個数: 128

約数和(自身を含む): 4247147520

約数和(自身を除く): 2137868355

約数列:

[1, 3, 5, 7, 15, 17, 21, 35, 37, 51, 85, 105, 109, 111, 119, 185, 255, 259, 293, 327, 357, 545, 555, 595, 629, 763, 777, 879, 1295, 1465, 1635, 1785, 1853, 1887, 2051, 2289, 3145, 3815, 3885, 4033, 4395, 4403, 4981, 5559, 6153, 9265, 9435, 10255, 10841, 11445, 12099, 12971, 13209, 14943, 20165, 22015, 24905, 27795, 28231, 30765, 31937, 32523, 34867, 38913, 54205, 60495, 64855, 66045, 68561, 74715, 75887, 84693, 95811, 104601, 141155, 159685, 162615, 174335, 184297, 194565, 205683, 223559, 227661, 342805, 379435, 423465, 479055, 479927, 523005, 542929, 552891, 670677, 921485, 1028415, 1117795, 1138305, 1181669, 1290079, 1439781, 1628787, 2399635, 2714645, 2764455, 3353385, 3545007, 3800503, 3870237, 5908345, 6450395, 7198905, 8143935, 8271683, 11401509, 17725035, 19002515, 19351185, 20088373, 24815049, 41358415, 57007545, 60265119, 100441865, 124075245, 140618611, 301325595, 421855833, 703093055, 2109279165]

約数ペア:

[(1, 2109279165), (3, 703093055), (5, 421855833), (7, 301325595), (15, 140618611), (17, 124075245), (21, 100441865), (35, 60265119), (37, 57007545), (51, 41358415), (85, 24815049), (105, 20088373), (109, 19351185), (111, 19002515), (119, 17725035), (185, 11401509), (255, 8271683), (259, 8143935), (293, 7198905), (327, 6450395), (357, 5908345), (545, 3870237), (555, 3800503), (595, 3545007), (629, 3353385), (763, 2764455), (777, 2714645), (879, 2399635), (1295, 1628787), (1465, 1439781), (1635, 1290079), (1785, 1181669), (1853, 1138305), (1887, 1117795), (2051, 1028415), (2289, 921485), (3145, 670677), (3815, 552891), (3885, 542929), (4033, 523005), (4395, 479927), (4403, 479055), (4981, 423465), (5559, 379435), (6153, 342805), (9265, 227661), (9435, 223559), (10255, 205683), (10841, 194565), (11445, 184297), (12099, 174335), (12971, 162615), (13209, 159685), (14943, 141155), (20165, 104601), (22015, 95811), (24905, 84693), (27795, 75887), (28231, 74715), (30765, 68561), (31937, 66045), (32523, 64855), (34867, 60495), (38913, 54205)]