71532209

素因数分解:

$7^2\times {\mathrm{17}}^1\times {\mathrm{79}}^1\times {\mathrm{1087}}^1$

素因数の和:1197

約数の個数: 24

約数和(自身を含む): 89303040

約数和(自身を除く): 17770831

約数列:

[1, 7, 17, 49, 79, 119, 553, 833, 1087, 1343, 3871, 7609, 9401, 18479, 53263, 65807, 85873, 129353, 601111, 905471, 1459841, 4207777, 10218887, 71532209]

約数ペア:

[(1, 71532209), (7, 10218887), (17, 4207777), (49, 1459841), (79, 905471), (119, 601111), (553, 129353), (833, 85873), (1087, 65807), (1343, 53263), (3871, 18479), (7609, 9401)]