71398521

素因数分解:

$3^2\times {\mathrm{17}}^1\times {\mathrm{439}}^1\times {\mathrm{1063}}^1$

素因数の和:1525

約数の個数: 24

約数和(自身を含む): 109549440

約数和(自身を除く): 38150919

約数列:

[1, 3, 9, 17, 51, 153, 439, 1063, 1317, 3189, 3951, 7463, 9567, 18071, 22389, 54213, 67167, 162639, 466657, 1399971, 4199913, 7933169, 23799507, 71398521]

約数ペア:

[(1, 71398521), (3, 23799507), (9, 7933169), (17, 4199913), (51, 1399971), (153, 466657), (439, 162639), (1063, 67167), (1317, 54213), (3189, 22389), (3951, 18071), (7463, 9567)]