1279971

素因数分解:

$3^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{1847}}^1$

素因数の和:1871

約数の個数: 24

約数和(自身を含む): 2306304

約数和(自身を除く): 1026333

約数列:

[1, 3, 7, 9, 11, 21, 33, 63, 77, 99, 231, 693, 1847, 5541, 12929, 16623, 20317, 38787, 60951, 116361, 142219, 182853, 426657, 1279971]

約数ペア:

[(1, 1279971), (3, 426657), (7, 182853), (9, 142219), (11, 116361), (21, 60951), (33, 38787), (63, 20317), (77, 16623), (99, 12929), (231, 5541), (693, 1847)]