15678565539

素因数分解:

$3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{1980367}}^1$

素因数の和:1980419

約数の個数: 32

約数和(自身を含む): 26616145920

約数和(自身を除く): 10937580381

約数列:

[1, 3, 7, 13, 21, 29, 39, 87, 91, 203, 273, 377, 609, 1131, 2639, 7917, 1980367, 5941101, 13862569, 25744771, 41587707, 57430643, 77234313, 172291929, 180213397, 402014501, 540640191, 746598359, 1206043503, 2239795077, 5226188513, 15678565539]

約数ペア:

[(1, 15678565539), (3, 5226188513), (7, 2239795077), (13, 1206043503), (21, 746598359), (29, 540640191), (39, 402014501), (87, 180213397), (91, 172291929), (203, 77234313), (273, 57430643), (377, 41587707), (609, 25744771), (1131, 13862569), (2639, 5941101), (7917, 1980367)]