205459863

素因数分解:

$3^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{461}}^1\times {\mathrm{1117}}^1$

素因数の和:1607

約数の個数: 32

約数和(自身を含む): 330570240

約数和(自身を除く): 125110377

約数列:

[1, 3, 7, 19, 21, 57, 133, 399, 461, 1117, 1383, 3227, 3351, 7819, 8759, 9681, 21223, 23457, 26277, 61313, 63669, 148561, 183939, 445683, 514937, 1544811, 3604559, 9783803, 10813677, 29351409, 68486621, 205459863]

約数ペア:

[(1, 205459863), (3, 68486621), (7, 29351409), (19, 10813677), (21, 9783803), (57, 3604559), (133, 1544811), (399, 514937), (461, 445683), (1117, 183939), (1383, 148561), (3227, 63669), (3351, 61313), (7819, 26277), (8759, 23457), (9681, 21223)]