1215704833

素因数分解:

$7^1\times {\mathrm{17}}^1\times {\mathrm{127}}^1\times {\mathrm{257}}^1\times {\mathrm{313}}^1$

素因数の和:721

約数の個数: 32

約数和(自身を含む): 1493213184

約数和(自身を除く): 277508351

約数列:

[1, 7, 17, 119, 127, 257, 313, 889, 1799, 2159, 2191, 4369, 5321, 15113, 30583, 32639, 37247, 39751, 80441, 228473, 278257, 554863, 563087, 675767, 1367497, 3884041, 4730369, 9572479, 10216007, 71512049, 173672119, 1215704833]

約数ペア:

[(1, 1215704833), (7, 173672119), (17, 71512049), (119, 10216007), (127, 9572479), (257, 4730369), (313, 3884041), (889, 1367497), (1799, 675767), (2159, 563087), (2191, 554863), (4369, 278257), (5321, 228473), (15113, 80441), (30583, 39751), (32639, 37247)]