2980494321

素因数分解:

$3^1\times 7^1\times {\mathrm{137}}^1\times {\mathrm{1035973}}^1$

素因数の和:1036120

約数の個数: 16

約数和(自身を含む): 4574861184

約数和(自身を除く): 1594366863

約数列:

[1, 3, 7, 21, 137, 411, 959, 2877, 1035973, 3107919, 7251811, 21755433, 141928301, 425784903, 993498107, 2980494321]

約数ペア:

[(1, 2980494321), (3, 993498107), (7, 425784903), (21, 141928301), (137, 21755433), (411, 7251811), (959, 3107919), (2877, 1035973)]