1990107

素因数分解:

$3^2\times 7^1\times {\mathrm{31}}^1\times {\mathrm{1019}}^1$

素因数の和:1063

約数の個数: 24

約数和(自身を含む): 3394560

約数和(自身を除く): 1404453

約数列:

[1, 3, 7, 9, 21, 31, 63, 93, 217, 279, 651, 1019, 1953, 3057, 7133, 9171, 21399, 31589, 64197, 94767, 221123, 284301, 663369, 1990107]

約数ペア:

[(1, 1990107), (3, 663369), (7, 284301), (9, 221123), (21, 94767), (31, 64197), (63, 31589), (93, 21399), (217, 9171), (279, 7133), (651, 3057), (1019, 1953)]