71527743

素因数分解:

$3^2\times 7^1\times {\mathrm{71}}^1\times {\mathrm{15991}}^1$

素因数の和:16075

約数の個数: 24

約数和(自身を含む): 119748096

約数和(自身を除く): 48220353

約数列:

[1, 3, 7, 9, 21, 63, 71, 213, 497, 639, 1491, 4473, 15991, 47973, 111937, 143919, 335811, 1007433, 1135361, 3406083, 7947527, 10218249, 23842581, 71527743]

約数ペア:

[(1, 71527743), (3, 23842581), (7, 10218249), (9, 7947527), (21, 3406083), (63, 1135361), (71, 1007433), (213, 335811), (497, 143919), (639, 111937), (1491, 47973), (4473, 15991)]