248729488

素因数分解:

$2^4\times 7^2\times {\mathrm{317257}}^1$

素因数の和:317279

約数の個数: 30

約数和(自身を含む): 560594886

約数和(自身を除く): 311865398

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 49, 56, 98, 112, 196, 392, 784, 317257, 634514, 1269028, 2220799, 2538056, 4441598, 5076112, 8883196, 15545593, 17766392, 31091186, 35532784, 62182372, 124364744, 248729488]

約数ペア:

[(1, 248729488), (2, 124364744), (4, 62182372), (7, 35532784), (8, 31091186), (14, 17766392), (16, 15545593), (28, 8883196), (49, 5076112), (56, 4441598), (98, 2538056), (112, 2220799), (196, 1269028), (392, 634514), (784, 317257)]