205280409

素因数分解:

$3^1\times {\mathrm{43}}^1\times {\mathrm{229}}^1\times {\mathrm{6949}}^1$

素因数の和:7224

約数の個数: 16

約数和(自身を含む): 281336000

約数和(自身を除く): 76055591

約数列:

[1, 3, 43, 129, 229, 687, 6949, 9847, 20847, 29541, 298807, 896421, 1591321, 4773963, 68426803, 205280409]

約数ペア:

[(1, 205280409), (3, 68426803), (43, 4773963), (129, 1591321), (229, 896421), (687, 298807), (6949, 29541), (9847, 20847)]