2172843

素因数分解:

$3^2\times {\mathrm{127}}^1\times {\mathrm{1901}}^1$

素因数の和:2034

約数の個数: 12

約数和(自身を含む): 3164928

約数和(自身を除く): 992085

約数列:

[1, 3, 9, 127, 381, 1143, 1901, 5703, 17109, 241427, 724281, 2172843]

約数ペア:

[(1, 2172843), (3, 724281), (9, 241427), (127, 17109), (381, 5703), (1143, 1901)]