287511492093

素因数分解:

$3^1\times 7^1\times {\mathrm{631}}^1\times {\mathrm{21697343}}^1$

素因数の和:21697984

約数の個数: 16

約数和(自身を含む): 438807085056

約数和(自身を除く): 151295592963

約数列:

[1, 3, 7, 21, 631, 1893, 4417, 13251, 21697343, 65092029, 151881401, 455644203, 13691023433, 41073070299, 95837164031, 287511492093]

約数ペア:

[(1, 287511492093), (3, 95837164031), (7, 41073070299), (21, 13691023433), (631, 455644203), (1893, 151881401), (4417, 65092029), (13251, 21697343)]