2640995

素因数分解:

$5^1\times 7^1\times {\mathrm{61}}^1\times {\mathrm{1237}}^1$

素因数の和:1310

約数の個数: 16

約数和(自身を含む): 3684288

約数和(自身を除く): 1043293

約数列:

[1, 5, 7, 35, 61, 305, 427, 1237, 2135, 6185, 8659, 43295, 75457, 377285, 528199, 2640995]

約数ペア:

[(1, 2640995), (5, 528199), (7, 377285), (35, 75457), (61, 43295), (305, 8659), (427, 6185), (1237, 2135)]