27281830

素因数分解:

$2^1\times 5^1\times {\mathrm{821}}^1\times {\mathrm{3323}}^1$

素因数の和:4151

約数の個数: 16

約数和(自身を含む): 49181904

約数和(自身を除く): 21900074

約数列:

[1, 2, 5, 10, 821, 1642, 3323, 4105, 6646, 8210, 16615, 33230, 2728183, 5456366, 13640915, 27281830]

約数ペア:

[(1, 27281830), (2, 13640915), (5, 5456366), (10, 2728183), (821, 33230), (1642, 16615), (3323, 8210), (4105, 6646)]