1812258147

素因数分解:

$3^1\times 7^1\times {\mathrm{307}}^1\times {\mathrm{401}}^1\times {\mathrm{701}}^1$

素因数の和:1419

約数の個数: 32

約数和(自身を含む): 2781402624

約数和(自身を除く): 969144477

約数列:

[1, 3, 7, 21, 307, 401, 701, 921, 1203, 2103, 2149, 2807, 4907, 6447, 8421, 14721, 123107, 215207, 281101, 369321, 645621, 843303, 861749, 1506449, 1967707, 2585247, 4519347, 5903121, 86298007, 258894021, 604086049, 1812258147]

約数ペア:

[(1, 1812258147), (3, 604086049), (7, 258894021), (21, 86298007), (307, 5903121), (401, 4519347), (701, 2585247), (921, 1967707), (1203, 1506449), (2103, 861749), (2149, 843303), (2807, 645621), (4907, 369321), (6447, 281101), (8421, 215207), (14721, 123107)]