8784972

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{71}}^1\times {\mathrm{491}}^1$

素因数の和:579

約数の個数: 72

約数和(自身を含む): 25788672

約数和(自身を除く): 17003700

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, 491, 497, 639, 852, 982, 994, 1278, 1473, 1491, 1964, 1988, 2556, 2946, 2982, 3437, 4419, 4473, 5892, 5964, 6874, 8838, 8946, 10311, 13748, 17676, 17892, 20622, 30933, 34861, 41244, 61866, 69722, 104583, 123732, 139444, 209166, 244027, 313749, 418332, 488054, 627498, 732081, 976108, 1254996, 1464162, 2196243, 2928324, 4392486, 8784972]

約数ペア:

[(1, 8784972), (2, 4392486), (3, 2928324), (4, 2196243), (6, 1464162), (7, 1254996), (9, 976108), (12, 732081), (14, 627498), (18, 488054), (21, 418332), (28, 313749), (36, 244027), (42, 209166), (63, 139444), (71, 123732), (84, 104583), (126, 69722), (142, 61866), (213, 41244), (252, 34861), (284, 30933), (426, 20622), (491, 17892), (497, 17676), (639, 13748), (852, 10311), (982, 8946), (994, 8838), (1278, 6874), (1473, 5964), (1491, 5892), (1964, 4473), (1988, 4419), (2556, 3437), (2946, 2982)]