278325320871

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{419}}^1\times {\mathrm{17032331}}^1$

素因数の和:17032766

約数の個数: 16

約数和(自身を含む): 400600448640

約数和(自身を除く): 122275127769

約数列:

[1, 3, 13, 39, 419, 1257, 5447, 16341, 17032331, 51096993, 221420303, 664260909, 7136546689, 21409640067, 92775106957, 278325320871]

約数ペア:

[(1, 278325320871), (3, 92775106957), (13, 21409640067), (39, 7136546689), (419, 664260909), (1257, 221420303), (5447, 51096993), (16341, 17032331)]