25555908

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{307}}^1\times {\mathrm{991}}^1$

素因数の和:1312

約数の個数: 48

約数和(自身を含む): 68440064

約数和(自身を除く): 42884156

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 42, 84, 307, 614, 921, 991, 1228, 1842, 1982, 2149, 2973, 3684, 3964, 4298, 5946, 6447, 6937, 8596, 11892, 12894, 13874, 20811, 25788, 27748, 41622, 83244, 304237, 608474, 912711, 1216948, 1825422, 2129659, 3650844, 4259318, 6388977, 8518636, 12777954, 25555908]

約数ペア:

[(1, 25555908), (2, 12777954), (3, 8518636), (4, 6388977), (6, 4259318), (7, 3650844), (12, 2129659), (14, 1825422), (21, 1216948), (28, 912711), (42, 608474), (84, 304237), (307, 83244), (614, 41622), (921, 27748), (991, 25788), (1228, 20811), (1842, 13874), (1982, 12894), (2149, 11892), (2973, 8596), (3684, 6937), (3964, 6447), (4298, 5946)]