261933076

素因数分解:

$2^2\times {\mathrm{17}}^1\times {\mathrm{971}}^1\times {\mathrm{3967}}^1$

素因数の和:4959

約数の個数: 24

約数和(自身を含む): 485968896

約数和(自身を除く): 224035820

約数列:

[1, 2, 4, 17, 34, 68, 971, 1942, 3884, 3967, 7934, 15868, 16507, 33014, 66028, 67439, 134878, 269756, 3851957, 7703914, 15407828, 65483269, 130966538, 261933076]

約数ペア:

[(1, 261933076), (2, 130966538), (4, 65483269), (17, 15407828), (34, 7703914), (68, 3851957), (971, 269756), (1942, 134878), (3884, 67439), (3967, 66028), (7934, 33014), (15868, 16507)]