242550721

素因数分解:

$7^1\times {\mathrm{89}}^1\times {\mathrm{617}}^1\times {\mathrm{631}}^1$

素因数の和:1344

約数の個数: 16

約数和(自身を含む): 281214720

約数和(自身を除く): 38663999

約数列:

[1, 7, 89, 617, 623, 631, 4319, 4417, 54913, 56159, 384391, 389327, 393113, 2725289, 34650103, 242550721]

約数ペア:

[(1, 242550721), (7, 34650103), (89, 2725289), (617, 393113), (623, 389327), (631, 384391), (4319, 56159), (4417, 54913)]