142790025

素因数分解:

$3^1\times 5^2\times 7^1\times {\mathrm{271981}}^1$

素因数の和:272001

約数の個数: 24

約数和(自身を含む): 269806144

約数和(自身を除く): 127016119

約数列:

[1, 3, 5, 7, 15, 21, 25, 35, 75, 105, 175, 525, 271981, 815943, 1359905, 1903867, 4079715, 5711601, 6799525, 9519335, 20398575, 28558005, 47596675, 142790025]

約数ペア:

[(1, 142790025), (3, 47596675), (5, 28558005), (7, 20398575), (15, 9519335), (21, 6799525), (25, 5711601), (35, 4079715), (75, 1903867), (105, 1359905), (175, 815943), (525, 271981)]