28006722

素因数分解:

$2^1\times 3^7\times {\mathrm{19}}^1\times {\mathrm{337}}^1$

素因数の和:379

約数の個数: 64

約数和(自身を含む): 66518400

約数和(自身を除く): 38511678

約数列:

[1, 2, 3, 6, 9, 18, 19, 27, 38, 54, 57, 81, 114, 162, 171, 243, 337, 342, 486, 513, 674, 729, 1011, 1026, 1458, 1539, 2022, 2187, 3033, 3078, 4374, 4617, 6066, 6403, 9099, 9234, 12806, 13851, 18198, 19209, 27297, 27702, 38418, 41553, 54594, 57627, 81891, 83106, 115254, 163782, 172881, 245673, 345762, 491346, 518643, 737019, 1037286, 1474038, 1555929, 3111858, 4667787, 9335574, 14003361, 28006722]

約数ペア:

[(1, 28006722), (2, 14003361), (3, 9335574), (6, 4667787), (9, 3111858), (18, 1555929), (19, 1474038), (27, 1037286), (38, 737019), (54, 518643), (57, 491346), (81, 345762), (114, 245673), (162, 172881), (171, 163782), (243, 115254), (337, 83106), (342, 81891), (486, 57627), (513, 54594), (674, 41553), (729, 38418), (1011, 27702), (1026, 27297), (1458, 19209), (1539, 18198), (2022, 13851), (2187, 12806), (3033, 9234), (3078, 9099), (4374, 6403), (4617, 6066)]