28553973

素因数分解:

$3^1\times 7^1\times {\mathrm{37}}^1\times {\mathrm{36749}}^1$

素因数の和:36796

約数の個数: 16

約数和(自身を含む): 44688000

約数和(自身を除く): 16134027

約数列:

[1, 3, 7, 21, 37, 111, 259, 777, 36749, 110247, 257243, 771729, 1359713, 4079139, 9517991, 28553973]

約数ペア:

[(1, 28553973), (3, 9517991), (7, 4079139), (21, 1359713), (37, 771729), (111, 257243), (259, 110247), (777, 36749)]