257122008304

素因数分解:

$2^4\times 7^1\times {\mathrm{2295732217}}^1$

素因数の和:2295732232

約数の個数: 20

約数和(自身を含む): 569341590064

約数和(自身を除く): 312219581760

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 112, 2295732217, 4591464434, 9182928868, 16070125519, 18365857736, 32140251038, 36731715472, 64280502076, 128561004152, 257122008304]

約数ペア:

[(1, 257122008304), (2, 128561004152), (4, 64280502076), (7, 36731715472), (8, 32140251038), (14, 18365857736), (16, 16070125519), (28, 9182928868), (56, 4591464434), (112, 2295732217)]