128372189

素因数分解:

${\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{71}}^1\times {\mathrm{211}}^1$

素因数の和:353

約数の個数: 32

約数和(自身を含む): 153861120

約数和(自身を除く): 25488931

約数列:

[1, 11, 19, 41, 71, 209, 211, 451, 779, 781, 1349, 2321, 2911, 4009, 8569, 8651, 14839, 14981, 32021, 44099, 55309, 95161, 164369, 164791, 284639, 608399, 614221, 1808059, 3131029, 6756431, 11670199, 128372189]

約数ペア:

[(1, 128372189), (11, 11670199), (19, 6756431), (41, 3131029), (71, 1808059), (209, 614221), (211, 608399), (451, 284639), (779, 164791), (781, 164369), (1349, 95161), (2321, 55309), (2911, 44099), (4009, 32021), (8569, 14981), (8651, 14839)]