2556001077

素因数分解:

$3^1\times 7^1\times {\mathrm{61}}^1\times {\mathrm{1995317}}^1$

素因数の和:1995388

約数の個数: 16

約数和(自身を含む): 3958710912

約数和(自身を除く): 1402709835

約数列:

[1, 3, 7, 21, 61, 183, 427, 1281, 1995317, 5985951, 13967219, 41901657, 121714337, 365143011, 852000359, 2556001077]

約数ペア:

[(1, 2556001077), (3, 852000359), (7, 365143011), (21, 121714337), (61, 41901657), (183, 13967219), (427, 5985951), (1281, 1995317)]