206586255

素因数分解:

$3^1\times 5^1\times {\mathrm{643}}^1\times {\mathrm{21419}}^1$

素因数の和:22070

約数の個数: 16

約数和(自身を含む): 331067520

約数和(自身を除く): 124481265

約数列:

[1, 3, 5, 15, 643, 1929, 3215, 9645, 21419, 64257, 107095, 321285, 13772417, 41317251, 68862085, 206586255]

約数ペア:

[(1, 206586255), (3, 68862085), (5, 41317251), (15, 13772417), (643, 321285), (1929, 107095), (3215, 64257), (9645, 21419)]