40207947

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{433}}^1\times {\mathrm{2381}}^1$

素因数の和:2830

約数の個数: 16

約数和(自身を含む): 57892128

約数和(自身を除く): 17684181

約数列:

[1, 3, 13, 39, 433, 1299, 2381, 5629, 7143, 16887, 30953, 92859, 1030973, 3092919, 13402649, 40207947]

約数ペア:

[(1, 40207947), (3, 13402649), (13, 3092919), (39, 1030973), (433, 92859), (1299, 30953), (2381, 16887), (5629, 7143)]