9909025

素因数分解:

$5^2\times 7^2\times {\mathrm{8089}}^1$

素因数の和:8113

約数の個数: 18

約数和(自身を含む): 14295030

約数和(自身を除く): 4386005

約数列:

[1, 5, 7, 25, 35, 49, 175, 245, 1225, 8089, 40445, 56623, 202225, 283115, 396361, 1415575, 1981805, 9909025]

約数ペア:

[(1, 9909025), (5, 1981805), (7, 1415575), (25, 396361), (35, 283115), (49, 202225), (175, 56623), (245, 40445), (1225, 8089)]