31969246

素因数分解:

$2^1\times {\mathrm{31}}^1\times {\mathrm{61}}^1\times {\mathrm{79}}^1\times {\mathrm{107}}^1$

素因数の和:280

約数の個数: 32

約数和(自身を含む): 51425280

約数和(自身を除く): 19456034

約数列:

[1, 2, 31, 61, 62, 79, 107, 122, 158, 214, 1891, 2449, 3317, 3782, 4819, 4898, 6527, 6634, 8453, 9638, 13054, 16906, 149389, 202337, 262043, 298778, 404674, 515633, 524086, 1031266, 15984623, 31969246]

約数ペア:

[(1, 31969246), (2, 15984623), (31, 1031266), (61, 524086), (62, 515633), (79, 404674), (107, 298778), (122, 262043), (158, 202337), (214, 149389), (1891, 16906), (2449, 13054), (3317, 9638), (3782, 8453), (4819, 6634), (4898, 6527)]