28503867

素因数分解:

$3^1\times 7^1\times {\mathrm{449}}^1\times {\mathrm{3023}}^1$

素因数の和:3482

約数の個数: 16

約数和(自身を含む): 43545600

約数和(自身を除く): 15041733

約数列:

[1, 3, 7, 21, 449, 1347, 3023, 3143, 9069, 9429, 21161, 63483, 1357327, 4071981, 9501289, 28503867]

約数ペア:

[(1, 28503867), (3, 9501289), (7, 4071981), (21, 1357327), (449, 63483), (1347, 21161), (3023, 9429), (3143, 9069)]