11908953

素因数分解:

$3^2\times 7^1\times {\mathrm{19}}^1\times {\mathrm{9949}}^1$

素因数の和:9981

約数の個数: 24

約数和(自身を含む): 20696000

約数和(自身を除く): 8787047

約数列:

[1, 3, 7, 9, 19, 21, 57, 63, 133, 171, 399, 1197, 9949, 29847, 69643, 89541, 189031, 208929, 567093, 626787, 1323217, 1701279, 3969651, 11908953]

約数ペア:

[(1, 11908953), (3, 3969651), (7, 1701279), (9, 1323217), (19, 626787), (21, 567093), (57, 208929), (63, 189031), (133, 89541), (171, 69643), (399, 29847), (1197, 9949)]