28180922

素因数分解:

$2^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{5903}}^1$

素因数の和:5954

約数の個数: 32

約数和(自身を含む): 54411264

約数和(自身を除く): 26230342

約数列:

[1, 2, 7, 11, 14, 22, 31, 62, 77, 154, 217, 341, 434, 682, 2387, 4774, 5903, 11806, 41321, 64933, 82642, 129866, 182993, 365986, 454531, 909062, 1280951, 2012923, 2561902, 4025846, 14090461, 28180922]

約数ペア:

[(1, 28180922), (2, 14090461), (7, 4025846), (11, 2561902), (14, 2012923), (22, 1280951), (31, 909062), (62, 454531), (77, 365986), (154, 182993), (217, 129866), (341, 82642), (434, 64933), (682, 41321), (2387, 11806), (4774, 5903)]