90210722

素因数分解:

$2^1\times 7^1\times {\mathrm{139}}^1\times {\mathrm{151}}^1\times {\mathrm{307}}^1$

素因数の和:606

約数の個数: 32

約数和(自身を含む): 157301760

約数和(自身を除く): 67091038

約数列:

[1, 2, 7, 14, 139, 151, 278, 302, 307, 614, 973, 1057, 1946, 2114, 2149, 4298, 20989, 41978, 42673, 46357, 85346, 92714, 146923, 293846, 298711, 324499, 597422, 648998, 6443623, 12887246, 45105361, 90210722]

約数ペア:

[(1, 90210722), (2, 45105361), (7, 12887246), (14, 6443623), (139, 648998), (151, 597422), (278, 324499), (302, 298711), (307, 293846), (614, 146923), (973, 92714), (1057, 85346), (1946, 46357), (2114, 42673), (2149, 41978), (4298, 20989)]