2571953391

素因数分解:

$3^4\times 7^1\times {\mathrm{4536073}}^1$

素因数の和:4536092

約数の個数: 20

約数和(自身を含む): 4390919632

約数和(自身を除く): 1818966241

約数列:

[1, 3, 7, 9, 21, 27, 63, 81, 189, 567, 4536073, 13608219, 31752511, 40824657, 95257533, 122473971, 285772599, 367421913, 857317797, 2571953391]

約数ペア:

[(1, 2571953391), (3, 857317797), (7, 367421913), (9, 285772599), (21, 122473971), (27, 95257533), (63, 40824657), (81, 31752511), (189, 13608219), (567, 4536073)]