121570225

素因数分解:

$5^2\times 7^2\times {\mathrm{99241}}^1$

素因数の和:99265

約数の個数: 18

約数和(自身を含む): 175360614

約数和(自身を除く): 53790389

約数列:

[1, 5, 7, 25, 35, 49, 175, 245, 1225, 99241, 496205, 694687, 2481025, 3473435, 4862809, 17367175, 24314045, 121570225]

約数ペア:

[(1, 121570225), (5, 24314045), (7, 17367175), (25, 4862809), (35, 3473435), (49, 2481025), (175, 694687), (245, 496205), (1225, 99241)]