215565946

素因数分解:

$2^1\times {\mathrm{41}}^1\times {\mathrm{53}}^1\times {\mathrm{193}}^1\times {\mathrm{257}}^1$

素因数の和:546

約数の個数: 32

約数和(自身を含む): 340553808

約数和(自身を除く): 124987862

約数列:

[1, 2, 41, 53, 82, 106, 193, 257, 386, 514, 2173, 4346, 7913, 10229, 10537, 13621, 15826, 20458, 21074, 27242, 49601, 99202, 419389, 558461, 838778, 1116922, 2033641, 2628853, 4067282, 5257706, 107782973, 215565946]

約数ペア:

[(1, 215565946), (2, 107782973), (41, 5257706), (53, 4067282), (82, 2628853), (106, 2033641), (193, 1116922), (257, 838778), (386, 558461), (514, 419389), (2173, 99202), (4346, 49601), (7913, 27242), (10229, 21074), (10537, 20458), (13621, 15826)]