28053415

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{10037}}^1$

素因数の和:10098

約数の個数: 16

約数和(自身を含む): 37100448

約数和(自身を除く): 9047033

約数列:

[1, 5, 13, 43, 65, 215, 559, 2795, 10037, 50185, 130481, 431591, 652405, 2157955, 5610683, 28053415]

約数ペア:

[(1, 28053415), (5, 5610683), (13, 2157955), (43, 652405), (65, 431591), (215, 130481), (559, 50185), (2795, 10037)]