313975874

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{193}}^1\times {\mathrm{1381}}^1$

素因数の和:1626

約数の個数: 32

約数和(自身を含む): 514767360

約数和(自身を除く): 200791486

約数列:

[1, 2, 19, 31, 38, 62, 193, 386, 589, 1178, 1381, 2762, 3667, 5983, 7334, 11966, 26239, 42811, 52478, 85622, 113677, 227354, 266533, 533066, 813409, 1626818, 5064127, 8262523, 10128254, 16525046, 156987937, 313975874]

約数ペア:

[(1, 313975874), (2, 156987937), (19, 16525046), (31, 10128254), (38, 8262523), (62, 5064127), (193, 1626818), (386, 813409), (589, 533066), (1178, 266533), (1381, 227354), (2762, 113677), (3667, 85622), (5983, 52478), (7334, 42811), (11966, 26239)]