281630286

素因数分解:

$2^1\times 3^2\times 7^1\times {\mathrm{2235161}}^1$

素因数の和:2235176

約数の個数: 24

約数和(自身を含む): 697370544

約数和(自身を除く): 415740258

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 42, 63, 126, 2235161, 4470322, 6705483, 13410966, 15646127, 20116449, 31292254, 40232898, 46938381, 93876762, 140815143, 281630286]

約数ペア:

[(1, 281630286), (2, 140815143), (3, 93876762), (6, 46938381), (7, 40232898), (9, 31292254), (14, 20116449), (18, 15646127), (21, 13410966), (42, 6705483), (63, 4470322), (126, 2235161)]