2644285

素因数分解:

$5^1\times 7^2\times {\mathrm{43}}^1\times {\mathrm{251}}^1$

素因数の和:313

約数の個数: 24

約数和(自身を含む): 3792096

約数和(自身を除く): 1147811

約数列:

[1, 5, 7, 35, 43, 49, 215, 245, 251, 301, 1255, 1505, 1757, 2107, 8785, 10535, 10793, 12299, 53965, 61495, 75551, 377755, 528857, 2644285]

約数ペア:

[(1, 2644285), (5, 528857), (7, 377755), (35, 75551), (43, 61495), (49, 53965), (215, 12299), (245, 10793), (251, 10535), (301, 8785), (1255, 2107), (1505, 1757)]