81101738

素因数分解:

$2^1\times {\mathrm{71}}^1\times {\mathrm{439}}^1\times {\mathrm{1301}}^1$

素因数の和:1813

約数の個数: 16

約数和(自身を含む): 123742080

約数和(自身を除く): 42640342

約数列:

[1, 2, 71, 142, 439, 878, 1301, 2602, 31169, 62338, 92371, 184742, 571139, 1142278, 40550869, 81101738]

約数ペア:

[(1, 81101738), (2, 40550869), (71, 1142278), (142, 571139), (439, 184742), (878, 92371), (1301, 62338), (2602, 31169)]