213852023

素因数分解:

$7^2\times {\mathrm{11}}^1\times {\mathrm{41}}^1\times {\mathrm{9677}}^1$

素因数の和:9743

約数の個数: 24

約数和(自身を含む): 278029584

約数和(自身を除く): 64177561

約数列:

[1, 7, 11, 41, 49, 77, 287, 451, 539, 2009, 3157, 9677, 22099, 67739, 106447, 396757, 474173, 745129, 2777299, 4364327, 5215903, 19441093, 30550289, 213852023]

約数ペア:

[(1, 213852023), (7, 30550289), (11, 19441093), (41, 5215903), (49, 4364327), (77, 2777299), (287, 745129), (451, 474173), (539, 396757), (2009, 106447), (3157, 67739), (9677, 22099)]