31127778

素因数分解:

$2^1\times 3^2\times {\mathrm{11}}^1\times {\mathrm{157211}}^1$

素因数の和:157230

約数の個数: 24

約数和(自身を含む): 73575216

約数和(自身を除く): 42447438

約数列:

[1, 2, 3, 6, 9, 11, 18, 22, 33, 66, 99, 198, 157211, 314422, 471633, 943266, 1414899, 1729321, 2829798, 3458642, 5187963, 10375926, 15563889, 31127778]

約数ペア:

[(1, 31127778), (2, 15563889), (3, 10375926), (6, 5187963), (9, 3458642), (11, 2829798), (18, 1729321), (22, 1414899), (33, 943266), (66, 471633), (99, 314422), (198, 157211)]