263669901

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{1997}}^1\times {\mathrm{4001}}^1$

素因数の和:6012

約数の個数: 16

約数和(自身を含む): 383807808

約数和(自身を除く): 120137907

約数列:

[1, 3, 11, 33, 1997, 4001, 5991, 12003, 21967, 44011, 65901, 132033, 7989997, 23969991, 87889967, 263669901]

約数ペア:

[(1, 263669901), (3, 87889967), (11, 23969991), (33, 7989997), (1997, 132033), (4001, 65901), (5991, 44011), (12003, 21967)]