16862139

素因数分解:

$3^2\times 7^1\times {\mathrm{19}}^1\times {\mathrm{14087}}^1$

素因数の和:14119

約数の個数: 24

約数和(自身を含む): 29303040

約数和(自身を除く): 12440901

約数列:

[1, 3, 7, 9, 19, 21, 57, 63, 133, 171, 399, 1197, 14087, 42261, 98609, 126783, 267653, 295827, 802959, 887481, 1873571, 2408877, 5620713, 16862139]

約数ペア:

[(1, 16862139), (3, 5620713), (7, 2408877), (9, 1873571), (19, 887481), (21, 802959), (57, 295827), (63, 267653), (133, 126783), (171, 98609), (399, 42261), (1197, 14087)]