201993613941

素因数分解:

$3^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{506249659}}^1$

素因数の和:506249688

約数の個数: 16

約数和(自身を含む): 323999782400

約数和(自身を除く): 122006168459

約数列:

[1, 3, 7, 19, 21, 57, 133, 399, 506249659, 1518748977, 3543747613, 9618743521, 10631242839, 28856230563, 67331204647, 201993613941]

約数ペア:

[(1, 201993613941), (3, 67331204647), (7, 28856230563), (19, 10631242839), (21, 9618743521), (57, 3543747613), (133, 1518748977), (399, 506249659)]