28103415

素因数分解:

$3^1\times 5^1\times {\mathrm{47}}^1\times {\mathrm{39863}}^1$

素因数の和:39918

約数の個数: 16

約数和(自身を含む): 45923328

約数和(自身を除く): 17819913

約数列:

[1, 3, 5, 15, 47, 141, 235, 705, 39863, 119589, 199315, 597945, 1873561, 5620683, 9367805, 28103415]

約数ペア:

[(1, 28103415), (3, 9367805), (5, 5620683), (15, 1873561), (47, 597945), (141, 199315), (235, 119589), (705, 39863)]