16238943

素因数分解:

$3^2\times 7^2\times {\mathrm{23}}^1\times {\mathrm{1601}}^1$

素因数の和:1644

約数の個数: 36

約数和(自身を含む): 28489968

約数和(自身を除く): 12251025

約数列:

[1, 3, 7, 9, 21, 23, 49, 63, 69, 147, 161, 207, 441, 483, 1127, 1449, 1601, 3381, 4803, 10143, 11207, 14409, 33621, 36823, 78449, 100863, 110469, 235347, 257761, 331407, 706041, 773283, 1804327, 2319849, 5412981, 16238943]

約数ペア:

[(1, 16238943), (3, 5412981), (7, 2319849), (9, 1804327), (21, 773283), (23, 706041), (49, 331407), (63, 257761), (69, 235347), (147, 110469), (161, 100863), (207, 78449), (441, 36823), (483, 33621), (1127, 14409), (1449, 11207), (1601, 10143), (3381, 4803)]