2723469

素因数分解:

$3^1\times 7^2\times {\mathrm{97}}^1\times {\mathrm{191}}^1$

素因数の和:305

約数の個数: 24

約数和(自身を含む): 4290048

約数和(自身を除く): 1566579

約数列:

[1, 3, 7, 21, 49, 97, 147, 191, 291, 573, 679, 1337, 2037, 4011, 4753, 9359, 14259, 18527, 28077, 55581, 129689, 389067, 907823, 2723469]

約数ペア:

[(1, 2723469), (3, 907823), (7, 389067), (21, 129689), (49, 55581), (97, 28077), (147, 18527), (191, 14259), (291, 9359), (573, 4753), (679, 4011), (1337, 2037)]