196191513

素因数分解:

$3^2\times 7^1\times {\mathrm{199}}^1\times {\mathrm{15649}}^1$

素因数の和:15861

約数の個数: 24

約数和(自身を含む): 325520000

約数和(自身を除く): 129328487

約数列:

[1, 3, 7, 9, 21, 63, 199, 597, 1393, 1791, 4179, 12537, 15649, 46947, 109543, 140841, 328629, 985887, 3114151, 9342453, 21799057, 28027359, 65397171, 196191513]

約数ペア:

[(1, 196191513), (3, 65397171), (7, 28027359), (9, 21799057), (21, 9342453), (63, 3114151), (199, 985887), (597, 328629), (1393, 140841), (1791, 109543), (4179, 46947), (12537, 15649)]