256156934

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{43}}^1\times {\mathrm{61}}^1\times {\mathrm{193}}^1$

素因数の和:333

約数の個数: 64

約数和(自身を含む): 457256448

約数和(自身を除く): 201099514

約数列:

[1, 2, 11, 22, 23, 43, 46, 61, 86, 122, 193, 253, 386, 473, 506, 671, 946, 989, 1342, 1403, 1978, 2123, 2623, 2806, 4246, 4439, 5246, 8299, 8878, 10879, 11773, 15433, 16598, 21758, 23546, 28853, 30866, 48829, 57706, 60329, 91289, 97658, 120658, 129503, 182578, 190877, 259006, 270779, 381754, 506239, 541558, 663619, 1012478, 1327238, 2099647, 2978569, 4199294, 5568629, 5957138, 11137258, 11643497, 23286994, 128078467, 256156934]

約数ペア:

[(1, 256156934), (2, 128078467), (11, 23286994), (22, 11643497), (23, 11137258), (43, 5957138), (46, 5568629), (61, 4199294), (86, 2978569), (122, 2099647), (193, 1327238), (253, 1012478), (386, 663619), (473, 541558), (506, 506239), (671, 381754), (946, 270779), (989, 259006), (1342, 190877), (1403, 182578), (1978, 129503), (2123, 120658), (2623, 97658), (2806, 91289), (4246, 60329), (4439, 57706), (5246, 48829), (8299, 30866), (8878, 28853), (10879, 23546), (11773, 21758), (15433, 16598)]