4157025

素因数分解:

$3^1\times 5^2\times {\mathrm{43}}^1\times {\mathrm{1289}}^1$

素因数の和:1345

約数の個数: 24

約数和(自身を含む): 7038240

約数和(自身を除く): 2881215

約数列:

[1, 3, 5, 15, 25, 43, 75, 129, 215, 645, 1075, 1289, 3225, 3867, 6445, 19335, 32225, 55427, 96675, 166281, 277135, 831405, 1385675, 4157025]

約数ペア:

[(1, 4157025), (3, 1385675), (5, 831405), (15, 277135), (25, 166281), (43, 96675), (75, 55427), (129, 32225), (215, 19335), (645, 6445), (1075, 3867), (1289, 3225)]