318630399

素因数分解:

$3^1\times {\mathrm{19}}^1\times {\mathrm{257}}^1\times {\mathrm{21751}}^1$

素因数の和:22030

約数の個数: 16

約数和(自身を含む): 448961280

約数和(自身を除く): 130330881

約数列:

[1, 3, 19, 57, 257, 771, 4883, 14649, 21751, 65253, 413269, 1239807, 5590007, 16770021, 106210133, 318630399]

約数ペア:

[(1, 318630399), (3, 106210133), (19, 16770021), (57, 5590007), (257, 1239807), (771, 413269), (4883, 65253), (14649, 21751)]