13990851

素因数分解:

$3^2\times 7^1\times {\mathrm{137}}^1\times {\mathrm{1621}}^1$

素因数の和:1771

約数の個数: 24

約数和(自身を含む): 23278944

約数和(自身を除く): 9288093

約数列:

[1, 3, 7, 9, 21, 63, 137, 411, 959, 1233, 1621, 2877, 4863, 8631, 11347, 14589, 34041, 102123, 222077, 666231, 1554539, 1998693, 4663617, 13990851]

約数ペア:

[(1, 13990851), (3, 4663617), (7, 1998693), (9, 1554539), (21, 666231), (63, 222077), (137, 102123), (411, 34041), (959, 14589), (1233, 11347), (1621, 8631), (2877, 4863)]