2551145

素因数分解:

$5^1\times {\mathrm{31}}^1\times {\mathrm{109}}^1\times {\mathrm{151}}^1$

素因数の和:296

約数の個数: 16

約数和(自身を含む): 3210240

約数和(自身を除く): 659095

約数列:

[1, 5, 31, 109, 151, 155, 545, 755, 3379, 4681, 16459, 16895, 23405, 82295, 510229, 2551145]

約数ペア:

[(1, 2551145), (5, 510229), (31, 82295), (109, 23405), (151, 16895), (155, 16459), (545, 4681), (755, 3379)]