2389688

素因数分解:

$2^3\times 7^1\times {\mathrm{139}}^1\times {\mathrm{307}}^1$

素因数の和:459

約数の個数: 32

約数和(自身を含む): 5174400

約数和(自身を除く): 2784712

約数列:

[1, 2, 4, 7, 8, 14, 28, 56, 139, 278, 307, 556, 614, 973, 1112, 1228, 1946, 2149, 2456, 3892, 4298, 7784, 8596, 17192, 42673, 85346, 170692, 298711, 341384, 597422, 1194844, 2389688]

約数ペア:

[(1, 2389688), (2, 1194844), (4, 597422), (7, 341384), (8, 298711), (14, 170692), (28, 85346), (56, 42673), (139, 17192), (278, 8596), (307, 7784), (556, 4298), (614, 3892), (973, 2456), (1112, 2149), (1228, 1946)]