2981901993

素因数分解:

$3^1\times 7^1\times {\mathrm{983}}^1\times {\mathrm{144451}}^1$

素因数の和:145444

約数の個数: 16

約数和(自身を含む): 4548504576

約数和(自身を除く): 1566602583

約数列:

[1, 3, 7, 21, 983, 2949, 6881, 20643, 144451, 433353, 1011157, 3033471, 141995333, 425985999, 993967331, 2981901993]

約数ペア:

[(1, 2981901993), (3, 993967331), (7, 425985999), (21, 141995333), (983, 3033471), (2949, 1011157), (6881, 433353), (20643, 144451)]