25223418

素因数分解:

$2^1\times 3^2\times {\mathrm{11}}^2\times {\mathrm{37}}^1\times {\mathrm{313}}^1$

素因数の和:380

約数の個数: 72

約数和(自身を含む): 61891284

約数和(自身を除く): 36667866

約数列:

[1, 2, 3, 6, 9, 11, 18, 22, 33, 37, 66, 74, 99, 111, 121, 198, 222, 242, 313, 333, 363, 407, 626, 666, 726, 814, 939, 1089, 1221, 1878, 2178, 2442, 2817, 3443, 3663, 4477, 5634, 6886, 7326, 8954, 10329, 11581, 13431, 20658, 23162, 26862, 30987, 34743, 37873, 40293, 61974, 69486, 75746, 80586, 104229, 113619, 127391, 208458, 227238, 254782, 340857, 382173, 681714, 764346, 1146519, 1401301, 2293038, 2802602, 4203903, 8407806, 12611709, 25223418]

約数ペア:

[(1, 25223418), (2, 12611709), (3, 8407806), (6, 4203903), (9, 2802602), (11, 2293038), (18, 1401301), (22, 1146519), (33, 764346), (37, 681714), (66, 382173), (74, 340857), (99, 254782), (111, 227238), (121, 208458), (198, 127391), (222, 113619), (242, 104229), (313, 80586), (333, 75746), (363, 69486), (407, 61974), (626, 40293), (666, 37873), (726, 34743), (814, 30987), (939, 26862), (1089, 23162), (1221, 20658), (1878, 13431), (2178, 11581), (2442, 10329), (2817, 8954), (3443, 7326), (3663, 6886), (4477, 5634)]