28671286

素因数分解:

$2^1\times 7^1\times {\mathrm{59}}^1\times {\mathrm{103}}^1\times {\mathrm{337}}^1$

素因数の和:508

約数の個数: 32

約数和(自身を含む): 50618880

約数和(自身を除く): 21947594

約数列:

[1, 2, 7, 14, 59, 103, 118, 206, 337, 413, 674, 721, 826, 1442, 2359, 4718, 6077, 12154, 19883, 34711, 39766, 42539, 69422, 85078, 139181, 242977, 278362, 485954, 2047949, 4095898, 14335643, 28671286]

約数ペア:

[(1, 28671286), (2, 14335643), (7, 4095898), (14, 2047949), (59, 485954), (103, 278362), (118, 242977), (206, 139181), (337, 85078), (413, 69422), (674, 42539), (721, 39766), (826, 34711), (1442, 19883), (2359, 12154), (4718, 6077)]