287884090

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{2214493}}^1$

素因数の和:2214513

約数の個数: 16

約数和(自身を含む): 558052488

約数和(自身を除く): 270168398

約数列:

[1, 2, 5, 10, 13, 26, 65, 130, 2214493, 4428986, 11072465, 22144930, 28788409, 57576818, 143942045, 287884090]

約数ペア:

[(1, 287884090), (2, 143942045), (5, 57576818), (10, 28788409), (13, 22144930), (26, 11072465), (65, 4428986), (130, 2214493)]