207916478

素因数分解:

$2^1\times 7^1\times {\mathrm{11}}^2\times {\mathrm{139}}^1\times {\mathrm{883}}^1$

素因数の和:1053

約数の個数: 48

約数和(自身を含む): 395041920

約数和(自身を除く): 187125442

約数列:

[1, 2, 7, 11, 14, 22, 77, 121, 139, 154, 242, 278, 847, 883, 973, 1529, 1694, 1766, 1946, 3058, 6181, 9713, 10703, 12362, 16819, 19426, 21406, 33638, 67991, 106843, 117733, 122737, 135982, 213686, 235466, 245474, 747901, 859159, 1350107, 1495802, 1718318, 2700214, 9450749, 14851177, 18901498, 29702354, 103958239, 207916478]

約数ペア:

[(1, 207916478), (2, 103958239), (7, 29702354), (11, 18901498), (14, 14851177), (22, 9450749), (77, 2700214), (121, 1718318), (139, 1495802), (154, 1350107), (242, 859159), (278, 747901), (847, 245474), (883, 235466), (973, 213686), (1529, 135982), (1694, 122737), (1766, 117733), (1946, 106843), (3058, 67991), (6181, 33638), (9713, 21406), (10703, 19426), (12362, 16819)]