397729024

素因数分解:

$2^8\times 7^1\times {\mathrm{11}}^1\times {\mathrm{20177}}^1$

素因数の和:20211

約数の個数: 72

約数和(自身を含む): 989851968

約数和(自身を除く): 592122944

約数列:

[1, 2, 4, 7, 8, 11, 14, 16, 22, 28, 32, 44, 56, 64, 77, 88, 112, 128, 154, 176, 224, 256, 308, 352, 448, 616, 704, 896, 1232, 1408, 1792, 2464, 2816, 4928, 9856, 19712, 20177, 40354, 80708, 141239, 161416, 221947, 282478, 322832, 443894, 564956, 645664, 887788, 1129912, 1291328, 1553629, 1775576, 2259824, 2582656, 3107258, 3551152, 4519648, 5165312, 6214516, 7102304, 9039296, 12429032, 14204608, 18078592, 24858064, 28409216, 36157184, 49716128, 56818432, 99432256, 198864512, 397729024]

約数ペア:

[(1, 397729024), (2, 198864512), (4, 99432256), (7, 56818432), (8, 49716128), (11, 36157184), (14, 28409216), (16, 24858064), (22, 18078592), (28, 14204608), (32, 12429032), (44, 9039296), (56, 7102304), (64, 6214516), (77, 5165312), (88, 4519648), (112, 3551152), (128, 3107258), (154, 2582656), (176, 2259824), (224, 1775576), (256, 1553629), (308, 1291328), (352, 1129912), (448, 887788), (616, 645664), (704, 564956), (896, 443894), (1232, 322832), (1408, 282478), (1792, 221947), (2464, 161416), (2816, 141239), (4928, 80708), (9856, 40354), (19712, 20177)]