207140181

素因数分解:

$3^1\times {\mathrm{197}}^1\times {\mathrm{463}}^1\times {\mathrm{757}}^1$

素因数の和:1420

約数の個数: 16

約数和(自身を含む): 278555904

約数和(自身を除く): 71415723

約数列:

[1, 3, 197, 463, 591, 757, 1389, 2271, 91211, 149129, 273633, 350491, 447387, 1051473, 69046727, 207140181]

約数ペア:

[(1, 207140181), (3, 69046727), (197, 1051473), (463, 447387), (591, 350491), (757, 273633), (1389, 149129), (2271, 91211)]