238840364

素因数分解:

$2^2\times 7^1\times {\mathrm{109}}^1\times {\mathrm{139}}^1\times {\mathrm{563}}^1$

素因数の和:822

約数の個数: 48

約数和(自身を含む): 486393600

約数和(自身を除く): 247553236

約数列:

[1, 2, 4, 7, 14, 28, 109, 139, 218, 278, 436, 556, 563, 763, 973, 1126, 1526, 1946, 2252, 3052, 3892, 3941, 7882, 15151, 15764, 30302, 60604, 61367, 78257, 106057, 122734, 156514, 212114, 245468, 313028, 424228, 429569, 547799, 859138, 1095598, 1718276, 2191196, 8530013, 17060026, 34120052, 59710091, 119420182, 238840364]

約数ペア:

[(1, 238840364), (2, 119420182), (4, 59710091), (7, 34120052), (14, 17060026), (28, 8530013), (109, 2191196), (139, 1718276), (218, 1095598), (278, 859138), (436, 547799), (556, 429569), (563, 424228), (763, 313028), (973, 245468), (1126, 212114), (1526, 156514), (1946, 122734), (2252, 106057), (3052, 78257), (3892, 61367), (3941, 60604), (7882, 30302), (15151, 15764)]