1296409863

素因数分解:

$3^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{1991413}}^1$

素因数の和:1991454

約数の個数: 16

約数和(自身を含む): 2039207936

約数和(自身を除く): 742798073

約数列:

[1, 3, 7, 21, 31, 93, 217, 651, 1991413, 5974239, 13939891, 41819673, 61733803, 185201409, 432136621, 1296409863]

約数ペア:

[(1, 1296409863), (3, 432136621), (7, 185201409), (21, 61733803), (31, 41819673), (93, 13939891), (217, 5974239), (651, 1991413)]