28151871

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{41}}^1\times {\mathrm{20807}}^1$

素因数の和:20862

約数の個数: 16

約数和(自身を含む): 41948928

約数和(自身を除く): 13797057

約数列:

[1, 3, 11, 33, 41, 123, 451, 1353, 20807, 62421, 228877, 686631, 853087, 2559261, 9383957, 28151871]

約数ペア:

[(1, 28151871), (3, 9383957), (11, 2559261), (33, 853087), (41, 686631), (123, 228877), (451, 62421), (1353, 20807)]