11912215

素因数分解:

$5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{10979}}^1$

素因数の和:11022

約数の個数: 16

約数和(自身を含む): 16865280

約数和(自身を除く): 4953065

約数列:

[1, 5, 7, 31, 35, 155, 217, 1085, 10979, 54895, 76853, 340349, 384265, 1701745, 2382443, 11912215]

約数ペア:

[(1, 11912215), (5, 2382443), (7, 1701745), (31, 384265), (35, 340349), (155, 76853), (217, 54895), (1085, 10979)]