81411405

素因数分解:

$3^1\times 5^1\times {\mathrm{347}}^1\times {\mathrm{15641}}^1$

素因数の和:15996

約数の個数: 16

約数和(自身を含む): 130641984

約数和(自身を除く): 49230579

約数列:

[1, 3, 5, 15, 347, 1041, 1735, 5205, 15641, 46923, 78205, 234615, 5427427, 16282281, 27137135, 81411405]

約数ペア:

[(1, 81411405), (3, 27137135), (5, 16282281), (15, 5427427), (347, 234615), (1041, 78205), (1735, 46923), (5205, 15641)]