207172017

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{167}}^1\times {\mathrm{461}}^1$

素因数の和:670

約数の個数: 48

約数和(自身を含む): 339026688

約数和(自身を除く): 131854671

約数列:

[1, 3, 9, 13, 23, 39, 69, 117, 167, 207, 299, 461, 501, 897, 1383, 1503, 2171, 2691, 3841, 4149, 5993, 6513, 10603, 11523, 17979, 19539, 31809, 34569, 49933, 53937, 76987, 95427, 137839, 149799, 230961, 413517, 449397, 692883, 1000831, 1240551, 1770701, 3002493, 5312103, 9007479, 15936309, 23019113, 69057339, 207172017]

約数ペア:

[(1, 207172017), (3, 69057339), (9, 23019113), (13, 15936309), (23, 9007479), (39, 5312103), (69, 3002493), (117, 1770701), (167, 1240551), (207, 1000831), (299, 692883), (461, 449397), (501, 413517), (897, 230961), (1383, 149799), (1503, 137839), (2171, 95427), (2691, 76987), (3841, 53937), (4149, 49933), (5993, 34569), (6513, 31809), (10603, 19539), (11523, 17979)]