339840346

素因数分解:

$2^1\times {\mathrm{19}}^2\times {\mathrm{53}}^1\times {\mathrm{83}}^1\times {\mathrm{107}}^1$

素因数の和:283

約数の個数: 48

約数和(自身を含む): 559941984

約数和(自身を除く): 220101638

約数列:

[1, 2, 19, 38, 53, 83, 106, 107, 166, 214, 361, 722, 1007, 1577, 2014, 2033, 3154, 4066, 4399, 5671, 8798, 8881, 11342, 17762, 19133, 29963, 38266, 38627, 59926, 77254, 83581, 107749, 167162, 168739, 215498, 337478, 470693, 941386, 1588039, 2047231, 3176078, 3206041, 4094462, 6412082, 8943167, 17886334, 169920173, 339840346]

約数ペア:

[(1, 339840346), (2, 169920173), (19, 17886334), (38, 8943167), (53, 6412082), (83, 4094462), (106, 3206041), (107, 3176078), (166, 2047231), (214, 1588039), (361, 941386), (722, 470693), (1007, 337478), (1577, 215498), (2014, 168739), (2033, 167162), (3154, 107749), (4066, 83581), (4399, 77254), (5671, 59926), (8798, 38627), (8881, 38266), (11342, 29963), (17762, 19133)]