989860768

素因数分解:

$2^5\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{139969}}^1$

素因数の和:140009

約数の個数: 48

約数和(自身を含む): 2222163720

約数和(自身を除く): 1232302952

約数列:

[1, 2, 4, 8, 13, 16, 17, 26, 32, 34, 52, 68, 104, 136, 208, 221, 272, 416, 442, 544, 884, 1768, 3536, 7072, 139969, 279938, 559876, 1119752, 1819597, 2239504, 2379473, 3639194, 4479008, 4758946, 7278388, 9517892, 14556776, 19035784, 29113552, 30933149, 38071568, 58227104, 61866298, 76143136, 123732596, 247465192, 494930384, 989860768]

約数ペア:

[(1, 989860768), (2, 494930384), (4, 247465192), (8, 123732596), (13, 76143136), (16, 61866298), (17, 58227104), (26, 38071568), (32, 30933149), (34, 29113552), (52, 19035784), (68, 14556776), (104, 9517892), (136, 7278388), (208, 4758946), (221, 4479008), (272, 3639194), (416, 2379473), (442, 2239504), (544, 1819597), (884, 1119752), (1768, 559876), (3536, 279938), (7072, 139969)]