212804930

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{1636961}}^1$

素因数の和:1636981

約数の個数: 16

約数和(自身を含む): 412514424

約数和(自身を除く): 199709494

約数列:

[1, 2, 5, 10, 13, 26, 65, 130, 1636961, 3273922, 8184805, 16369610, 21280493, 42560986, 106402465, 212804930]

約数ペア:

[(1, 212804930), (2, 106402465), (5, 42560986), (10, 21280493), (13, 16369610), (26, 8184805), (65, 3273922), (130, 1636961)]