217328

素因数分解:

$2^4\times {\mathrm{17}}^2\times {\mathrm{47}}^1$

素因数の和:89

約数の個数: 30

約数和(自身を含む): 456816

約数和(自身を除く): 239488

約数列:

[1, 2, 4, 8, 16, 17, 34, 47, 68, 94, 136, 188, 272, 289, 376, 578, 752, 799, 1156, 1598, 2312, 3196, 4624, 6392, 12784, 13583, 27166, 54332, 108664, 217328]

約数ペア:

[(1, 217328), (2, 108664), (4, 54332), (8, 27166), (16, 13583), (17, 12784), (34, 6392), (47, 4624), (68, 3196), (94, 2312), (136, 1598), (188, 1156), (272, 799), (289, 752), (376, 578)]