2609649

素因数分解:

$3^2\times 7^1\times {\mathrm{23}}^1\times {\mathrm{1801}}^1$

素因数の和:1837

約数の個数: 24

約数和(自身を含む): 4497792

約数和(自身を除く): 1888143

約数列:

[1, 3, 7, 9, 21, 23, 63, 69, 161, 207, 483, 1449, 1801, 5403, 12607, 16209, 37821, 41423, 113463, 124269, 289961, 372807, 869883, 2609649]

約数ペア:

[(1, 2609649), (3, 869883), (7, 372807), (9, 289961), (21, 124269), (23, 113463), (63, 41423), (69, 37821), (161, 16209), (207, 12607), (483, 5403), (1449, 1801)]