1214207995

素因数分解:

$5^1\times 7^3\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{4951}}^1$

素因数の和:5001

約数の個数: 64

約数和(自身を含む): 1996646400

約数和(自身を除く): 782438405

約数列:

[1, 5, 7, 11, 13, 35, 49, 55, 65, 77, 91, 143, 245, 343, 385, 455, 539, 637, 715, 1001, 1715, 2695, 3185, 3773, 4459, 4951, 5005, 7007, 18865, 22295, 24755, 34657, 35035, 49049, 54461, 64363, 173285, 242599, 245245, 272305, 321815, 381227, 450541, 707993, 1212995, 1698193, 1906135, 2252705, 2668589, 3153787, 3539965, 4955951, 8490965, 13342945, 15768935, 18680123, 22076509, 24779755, 34691657, 93400615, 110382545, 173458285, 242841599, 1214207995]

約数ペア:

[(1, 1214207995), (5, 242841599), (7, 173458285), (11, 110382545), (13, 93400615), (35, 34691657), (49, 24779755), (55, 22076509), (65, 18680123), (77, 15768935), (91, 13342945), (143, 8490965), (245, 4955951), (343, 3539965), (385, 3153787), (455, 2668589), (539, 2252705), (637, 1906135), (715, 1698193), (1001, 1212995), (1715, 707993), (2695, 450541), (3185, 381227), (3773, 321815), (4459, 272305), (4951, 245245), (5005, 242599), (7007, 173285), (18865, 64363), (22295, 54461), (24755, 49049), (34657, 35035)]