72116191

素因数分解:

$7^2\times {\mathrm{19}}^1\times {\mathrm{71}}^1\times {\mathrm{1091}}^1$

素因数の和:1195

約数の個数: 24

約数和(自身を含む): 89631360

約数和(自身を除く): 17515169

約数列:

[1, 7, 19, 49, 71, 133, 497, 931, 1091, 1349, 3479, 7637, 9443, 20729, 53459, 66101, 77461, 145103, 542227, 1015721, 1471759, 3795589, 10302313, 72116191]

約数ペア:

[(1, 72116191), (7, 10302313), (19, 3795589), (49, 1471759), (71, 1015721), (133, 542227), (497, 145103), (931, 77461), (1091, 66101), (1349, 53459), (3479, 20729), (7637, 9443)]