639453604

素因数分解:

$2^2\times {\mathrm{331}}^1\times {\mathrm{482971}}^1$

素因数の和:483306

約数の個数: 12

約数和(自身を含む): 1122426928

約数和(自身を除く): 482973324

約数列:

[1, 2, 4, 331, 662, 1324, 482971, 965942, 1931884, 159863401, 319726802, 639453604]

約数ペア:

[(1, 639453604), (2, 319726802), (4, 159863401), (331, 1931884), (662, 965942), (1324, 482971)]