81709135

素因数分解:

$5^1\times {\mathrm{37}}^1\times {\mathrm{443}}^1\times {\mathrm{997}}^1$

素因数の和:1482

約数の個数: 16

約数和(自身を含む): 101029536

約数和(自身を除く): 19320401

約数列:

[1, 5, 37, 185, 443, 997, 2215, 4985, 16391, 36889, 81955, 184445, 441671, 2208355, 16341827, 81709135]

約数ペア:

[(1, 81709135), (5, 16341827), (37, 2208355), (185, 441671), (443, 184445), (997, 81955), (2215, 36889), (4985, 16391)]