2145273

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{67}}^1\times {\mathrm{821}}^1$

素因数の和:904

約数の個数: 16

約数和(自身を含む): 3130176

約数和(自身を除く): 984903

約数列:

[1, 3, 13, 39, 67, 201, 821, 871, 2463, 2613, 10673, 32019, 55007, 165021, 715091, 2145273]

約数ペア:

[(1, 2145273), (3, 715091), (13, 165021), (39, 55007), (67, 32019), (201, 10673), (821, 2613), (871, 2463)]