278086956

素因数分解:

$2^2\times 3^1\times 7^2\times {\mathrm{472937}}^1$

素因数の和:472958

約数の個数: 36

約数和(自身を含む): 754809048

約数和(自身を除く): 476722092

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 42, 49, 84, 98, 147, 196, 294, 588, 472937, 945874, 1418811, 1891748, 2837622, 3310559, 5675244, 6621118, 9931677, 13242236, 19863354, 23173913, 39726708, 46347826, 69521739, 92695652, 139043478, 278086956]

約数ペア:

[(1, 278086956), (2, 139043478), (3, 92695652), (4, 69521739), (6, 46347826), (7, 39726708), (12, 23173913), (14, 19863354), (21, 13242236), (28, 9931677), (42, 6621118), (49, 5675244), (84, 3310559), (98, 2837622), (147, 1891748), (196, 1418811), (294, 945874), (588, 472937)]