3972990

素因数分解:

$2^1\times 3^1\times 5^1\times 7^1\times {\mathrm{18919}}^1$

素因数の和:18936

約数の個数: 32

約数和(自身を含む): 10897920

約数和(自身を除く): 6924930

約数列:

[1, 2, 3, 5, 6, 7, 10, 14, 15, 21, 30, 35, 42, 70, 105, 210, 18919, 37838, 56757, 94595, 113514, 132433, 189190, 264866, 283785, 397299, 567570, 662165, 794598, 1324330, 1986495, 3972990]

約数ペア:

[(1, 3972990), (2, 1986495), (3, 1324330), (5, 794598), (6, 662165), (7, 567570), (10, 397299), (14, 283785), (15, 264866), (21, 189190), (30, 132433), (35, 113514), (42, 94595), (70, 56757), (105, 37838), (210, 18919)]