320820871

素因数分解:

$7^1\times {\mathrm{19}}^1\times {\mathrm{181}}^1\times {\mathrm{13327}}^1$

素因数の和:13534

約数の個数: 16

約数和(自身を含む): 388111360

約数和(自身を除く): 67290489

約数列:

[1, 7, 19, 133, 181, 1267, 3439, 13327, 24073, 93289, 253213, 1772491, 2412187, 16885309, 45831553, 320820871]

約数ペア:

[(1, 320820871), (7, 45831553), (19, 16885309), (133, 2412187), (181, 1772491), (1267, 253213), (3439, 93289), (13327, 24073)]