253937516

素因数分解:

$2^2\times 7^1\times {\mathrm{127}}^1\times {\mathrm{71411}}^1$

素因数の和:71549

約数の個数: 24

約数和(自身を含む): 511881216

約数和(自身を除く): 257943700

約数列:

[1, 2, 4, 7, 14, 28, 127, 254, 508, 889, 1778, 3556, 71411, 142822, 285644, 499877, 999754, 1999508, 9069197, 18138394, 36276788, 63484379, 126968758, 253937516]

約数ペア:

[(1, 253937516), (2, 126968758), (4, 63484379), (7, 36276788), (14, 18138394), (28, 9069197), (127, 1999508), (254, 999754), (508, 499877), (889, 285644), (1778, 142822), (3556, 71411)]