315861644

素因数分解:

$2^2\times 7^2\times {\mathrm{1611539}}^1$

素因数の和:1611557

約数の個数: 18

約数和(自身を含む): 643004460

約数和(自身を除く): 327142816

約数列:

[1, 2, 4, 7, 14, 28, 49, 98, 196, 1611539, 3223078, 6446156, 11280773, 22561546, 45123092, 78965411, 157930822, 315861644]

約数ペア:

[(1, 315861644), (2, 157930822), (4, 78965411), (7, 45123092), (14, 22561546), (28, 11280773), (49, 6446156), (98, 3223078), (196, 1611539)]