2979301

素因数分解:

${\mathrm{13}}^2\times {\mathrm{17}}^2\times {\mathrm{61}}^1$

素因数の和:121

約数の個数: 18

約数和(自身を含む): 3483222

約数和(自身を除く): 503921

約数列:

[1, 13, 17, 61, 169, 221, 289, 793, 1037, 2873, 3757, 10309, 13481, 17629, 48841, 175253, 229177, 2979301]

約数ペア:

[(1, 2979301), (13, 229177), (17, 175253), (61, 48841), (169, 17629), (221, 13481), (289, 10309), (793, 3757), (1037, 2873)]