172381105

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{73}}^1\times {\mathrm{2137}}^1$

素因数の和:2245

約数の個数: 32

約数和(自身を含む): 239216544

約数和(自身を除く): 66835439

約数列:

[1, 5, 13, 17, 65, 73, 85, 221, 365, 949, 1105, 1241, 2137, 4745, 6205, 10685, 16133, 27781, 36329, 80665, 138905, 156001, 181645, 472277, 780005, 2028013, 2361385, 2652017, 10140065, 13260085, 34476221, 172381105]

約数ペア:

[(1, 172381105), (5, 34476221), (13, 13260085), (17, 10140065), (65, 2652017), (73, 2361385), (85, 2028013), (221, 780005), (365, 472277), (949, 181645), (1105, 156001), (1241, 138905), (2137, 80665), (4745, 36329), (6205, 27781), (10685, 16133)]