2870865

素因数分解:

$3^2\times 5^1\times {\mathrm{131}}^1\times {\mathrm{487}}^1$

素因数の和:629

約数の個数: 24

約数和(自身を含む): 5024448

約数和(自身を除く): 2153583

約数列:

[1, 3, 5, 9, 15, 45, 131, 393, 487, 655, 1179, 1461, 1965, 2435, 4383, 5895, 7305, 21915, 63797, 191391, 318985, 574173, 956955, 2870865]

約数ペア:

[(1, 2870865), (3, 956955), (5, 574173), (9, 318985), (15, 191391), (45, 63797), (131, 21915), (393, 7305), (487, 5895), (655, 4383), (1179, 2435), (1461, 1965)]