128815478

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{9941}}^1$

素因数の和:10004

約数の個数: 32

約数和(自身を含む): 229063680

約数和(自身を除く): 100248202

約数列:

[1, 2, 11, 19, 22, 31, 38, 62, 209, 341, 418, 589, 682, 1178, 6479, 9941, 12958, 19882, 109351, 188879, 218702, 308171, 377758, 616342, 2077669, 3389881, 4155338, 5855249, 6779762, 11710498, 64407739, 128815478]

約数ペア:

[(1, 128815478), (2, 64407739), (11, 11710498), (19, 6779762), (22, 5855249), (31, 4155338), (38, 3389881), (62, 2077669), (209, 616342), (341, 377758), (418, 308171), (589, 218702), (682, 188879), (1178, 109351), (6479, 19882), (9941, 12958)]