257351584

素因数分解:

$2^5\times 7^1\times {\mathrm{31}}^1\times {\mathrm{37061}}^1$

素因数の和:37109

約数の個数: 48

約数和(自身を含む): 597735936

約数和(自身を除く): 340384352

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 31, 32, 56, 62, 112, 124, 217, 224, 248, 434, 496, 868, 992, 1736, 3472, 6944, 37061, 74122, 148244, 259427, 296488, 518854, 592976, 1037708, 1148891, 1185952, 2075416, 2297782, 4150832, 4595564, 8042237, 8301664, 9191128, 16084474, 18382256, 32168948, 36764512, 64337896, 128675792, 257351584]

約数ペア:

[(1, 257351584), (2, 128675792), (4, 64337896), (7, 36764512), (8, 32168948), (14, 18382256), (16, 16084474), (28, 9191128), (31, 8301664), (32, 8042237), (56, 4595564), (62, 4150832), (112, 2297782), (124, 2075416), (217, 1185952), (224, 1148891), (248, 1037708), (434, 592976), (496, 518854), (868, 296488), (992, 259427), (1736, 148244), (3472, 74122), (6944, 37061)]