15391491

素因数分解:

$3^1\times {\mathrm{79}}^1\times {\mathrm{101}}^1\times {\mathrm{643}}^1$

素因数の和:826

約数の個数: 16

約数和(自身を含む): 21020160

約数和(自身を除く): 5628669

約数列:

[1, 3, 79, 101, 237, 303, 643, 1929, 7979, 23937, 50797, 64943, 152391, 194829, 5130497, 15391491]

約数ペア:

[(1, 15391491), (3, 5130497), (79, 194829), (101, 152391), (237, 64943), (303, 50797), (643, 23937), (1929, 7979)]