258137824

素因数分解:

$2^5\times 7^1\times {\mathrm{71}}^1\times {\mathrm{16231}}^1$

素因数の和:16319

約数の個数: 48

約数和(自身を含む): 589026816

約数和(自身を除く): 330888992

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 56, 71, 112, 142, 224, 284, 497, 568, 994, 1136, 1988, 2272, 3976, 7952, 15904, 16231, 32462, 64924, 113617, 129848, 227234, 259696, 454468, 519392, 908936, 1152401, 1817872, 2304802, 3635744, 4609604, 8066807, 9219208, 16133614, 18438416, 32267228, 36876832, 64534456, 129068912, 258137824]

約数ペア:

[(1, 258137824), (2, 129068912), (4, 64534456), (7, 36876832), (8, 32267228), (14, 18438416), (16, 16133614), (28, 9219208), (32, 8066807), (56, 4609604), (71, 3635744), (112, 2304802), (142, 1817872), (224, 1152401), (284, 908936), (497, 519392), (568, 454468), (994, 259696), (1136, 227234), (1988, 129848), (2272, 113617), (3976, 64924), (7952, 32462), (15904, 16231)]