2875215

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{139}}^1\times {\mathrm{197}}^1$

素因数の和:351

約数の個数: 32

約数和(自身を含む): 5322240

約数和(自身を除く): 2447025

約数列:

[1, 3, 5, 7, 15, 21, 35, 105, 139, 197, 417, 591, 695, 973, 985, 1379, 2085, 2919, 2955, 4137, 4865, 6895, 14595, 20685, 27383, 82149, 136915, 191681, 410745, 575043, 958405, 2875215]

約数ペア:

[(1, 2875215), (3, 958405), (5, 575043), (7, 410745), (15, 191681), (21, 136915), (35, 82149), (105, 27383), (139, 20685), (197, 14595), (417, 6895), (591, 4865), (695, 4137), (973, 2955), (985, 2919), (1379, 2085)]