291259143

素因数分解:

$3^2\times 7^1\times {\mathrm{23}}^1\times {\mathrm{201007}}^1$

素因数の和:201043

約数の個数: 24

約数和(自身を含む): 501715968

約数和(自身を除く): 210456825

約数列:

[1, 3, 7, 9, 21, 23, 63, 69, 161, 207, 483, 1449, 201007, 603021, 1407049, 1809063, 4221147, 4623161, 12663441, 13869483, 32362127, 41608449, 97086381, 291259143]

約数ペア:

[(1, 291259143), (3, 97086381), (7, 41608449), (9, 32362127), (21, 13869483), (23, 12663441), (63, 4623161), (69, 4221147), (161, 1809063), (207, 1407049), (483, 603021), (1449, 201007)]