422478

素因数分解:

$2^1\times 3^2\times 7^2\times {\mathrm{479}}^1$

素因数の和:501

約数の個数: 36

約数和(自身を含む): 1067040

約数和(自身を除く): 644562

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 42, 49, 63, 98, 126, 147, 294, 441, 479, 882, 958, 1437, 2874, 3353, 4311, 6706, 8622, 10059, 20118, 23471, 30177, 46942, 60354, 70413, 140826, 211239, 422478]

約数ペア:

[(1, 422478), (2, 211239), (3, 140826), (6, 70413), (7, 60354), (9, 46942), (14, 30177), (18, 23471), (21, 20118), (42, 10059), (49, 8622), (63, 6706), (98, 4311), (126, 3353), (147, 2874), (294, 1437), (441, 958), (479, 882)]