71749412

素因数分解:

$2^2\times 7^1\times {\mathrm{127}}^1\times {\mathrm{20177}}^1$

素因数の和:20315

約数の個数: 24

約数和(自身を含む): 144635904

約数和(自身を除く): 72886492

約数列:

[1, 2, 4, 7, 14, 28, 127, 254, 508, 889, 1778, 3556, 20177, 40354, 80708, 141239, 282478, 564956, 2562479, 5124958, 10249916, 17937353, 35874706, 71749412]

約数ペア:

[(1, 71749412), (2, 35874706), (4, 17937353), (7, 10249916), (14, 5124958), (28, 2562479), (127, 564956), (254, 282478), (508, 141239), (889, 80708), (1778, 40354), (3556, 20177)]