28967148

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{71}}^1\times {\mathrm{1619}}^1$

素因数の和:1707

約数の個数: 72

約数和(自身を含む): 84913920

約数和(自身を除く): 55946772

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 28, 36, 42, 63, 71, 84, 126, 142, 213, 252, 284, 426, 497, 639, 852, 994, 1278, 1491, 1619, 1988, 2556, 2982, 3238, 4473, 4857, 5964, 6476, 8946, 9714, 11333, 14571, 17892, 19428, 22666, 29142, 33999, 45332, 58284, 67998, 101997, 114949, 135996, 203994, 229898, 344847, 407988, 459796, 689694, 804643, 1034541, 1379388, 1609286, 2069082, 2413929, 3218572, 4138164, 4827858, 7241787, 9655716, 14483574, 28967148]

約数ペア:

[(1, 28967148), (2, 14483574), (3, 9655716), (4, 7241787), (6, 4827858), (7, 4138164), (9, 3218572), (12, 2413929), (14, 2069082), (18, 1609286), (21, 1379388), (28, 1034541), (36, 804643), (42, 689694), (63, 459796), (71, 407988), (84, 344847), (126, 229898), (142, 203994), (213, 135996), (252, 114949), (284, 101997), (426, 67998), (497, 58284), (639, 45332), (852, 33999), (994, 29142), (1278, 22666), (1491, 19428), (1619, 17892), (1988, 14571), (2556, 11333), (2982, 9714), (3238, 8946), (4473, 6476), (4857, 5964)]