28641045

素因数分解:

$3^1\times 5^1\times {\mathrm{71}}^1\times {\mathrm{26893}}^1$

素因数の和:26972

約数の個数: 16

約数和(自身を含む): 46472832

約数和(自身を除く): 17831787

約数列:

[1, 3, 5, 15, 71, 213, 355, 1065, 26893, 80679, 134465, 403395, 1909403, 5728209, 9547015, 28641045]

約数ペア:

[(1, 28641045), (3, 9547015), (5, 5728209), (15, 1909403), (71, 403395), (213, 134465), (355, 80679), (1065, 26893)]