2781201

素因数分解:

$3^1\times {\mathrm{19}}^1\times {\mathrm{59}}^1\times {\mathrm{827}}^1$

素因数の和:908

約数の個数: 16

約数和(自身を含む): 3974400

約数和(自身を除く): 1193199

約数列:

[1, 3, 19, 57, 59, 177, 827, 1121, 2481, 3363, 15713, 47139, 48793, 146379, 927067, 2781201]

約数ペア:

[(1, 2781201), (3, 927067), (19, 146379), (57, 48793), (59, 47139), (177, 15713), (827, 3363), (1121, 2481)]