1681221882

素因数分解:

$2^1\times 3^1\times {\mathrm{719}}^1\times {\mathrm{389713}}^1$

素因数の和:390437

約数の個数: 16

約数和(自身を含む): 3367128960

約数和(自身を除く): 1685907078

約数列:

[1, 2, 3, 6, 719, 1438, 2157, 4314, 389713, 779426, 1169139, 2338278, 280203647, 560407294, 840610941, 1681221882]

約数ペア:

[(1, 1681221882), (2, 840610941), (3, 560407294), (6, 280203647), (719, 2338278), (1438, 1169139), (2157, 779426), (4314, 389713)]