216865376

素因数分解:

$2^5\times 7^2\times {\mathrm{13}}^1\times {\mathrm{10639}}^1$

素因数の和:10676

約数の個数: 72

約数和(自身を含む): 534915360

約数和(自身を除く): 318049984

約数列:

[1, 2, 4, 7, 8, 13, 14, 16, 26, 28, 32, 49, 52, 56, 91, 98, 104, 112, 182, 196, 208, 224, 364, 392, 416, 637, 728, 784, 1274, 1456, 1568, 2548, 2912, 5096, 10192, 10639, 20384, 21278, 42556, 74473, 85112, 138307, 148946, 170224, 276614, 297892, 340448, 521311, 553228, 595784, 968149, 1042622, 1106456, 1191568, 1936298, 2085244, 2212912, 2383136, 3872596, 4170488, 4425824, 6777043, 7745192, 8340976, 13554086, 15490384, 16681952, 27108172, 30980768, 54216344, 108432688, 216865376]

約数ペア:

[(1, 216865376), (2, 108432688), (4, 54216344), (7, 30980768), (8, 27108172), (13, 16681952), (14, 15490384), (16, 13554086), (26, 8340976), (28, 7745192), (32, 6777043), (49, 4425824), (52, 4170488), (56, 3872596), (91, 2383136), (98, 2212912), (104, 2085244), (112, 1936298), (182, 1191568), (196, 1106456), (208, 1042622), (224, 968149), (364, 595784), (392, 553228), (416, 521311), (637, 340448), (728, 297892), (784, 276614), (1274, 170224), (1456, 148946), (1568, 138307), (2548, 85112), (2912, 74473), (5096, 42556), (10192, 21278), (10639, 20384)]