28171917

素因数分解:

$3^2\times {\mathrm{113}}^1\times {\mathrm{27701}}^1$

素因数の和:27820

約数の個数: 12

約数和(自身を含む): 41054364

約数和(自身を除く): 12882447

約数列:

[1, 3, 9, 113, 339, 1017, 27701, 83103, 249309, 3130213, 9390639, 28171917]

約数ペア:

[(1, 28171917), (3, 9390639), (9, 3130213), (113, 249309), (339, 83103), (1017, 27701)]