1891197

素因数分解:

$3^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{2729}}^1$

素因数の和:2753

約数の個数: 24

約数和(自身を含む): 3407040

約数和(自身を除く): 1515843

約数列:

[1, 3, 7, 9, 11, 21, 33, 63, 77, 99, 231, 693, 2729, 8187, 19103, 24561, 30019, 57309, 90057, 171927, 210133, 270171, 630399, 1891197]

約数ペア:

[(1, 1891197), (3, 630399), (7, 270171), (9, 210133), (11, 171927), (21, 90057), (33, 57309), (63, 30019), (77, 24561), (99, 19103), (231, 8187), (693, 2729)]