1381409792

素因数分解:

$2^{10}\times 7^1\times {\mathrm{191}}^1\times {\mathrm{1009}}^1$

素因数の和:1227

約数の個数: 88

約数和(自身を含む): 3175633920

約数和(自身を除く): 1794224128

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 56, 64, 112, 128, 191, 224, 256, 382, 448, 512, 764, 896, 1009, 1024, 1337, 1528, 1792, 2018, 2674, 3056, 3584, 4036, 5348, 6112, 7063, 7168, 8072, 10696, 12224, 14126, 16144, 21392, 24448, 28252, 32288, 42784, 48896, 56504, 64576, 85568, 97792, 113008, 129152, 171136, 192719, 195584, 226016, 258304, 342272, 385438, 452032, 516608, 684544, 770876, 904064, 1033216, 1349033, 1369088, 1541752, 1808128, 2698066, 3083504, 3616256, 5396132, 6167008, 7232512, 10792264, 12334016, 21584528, 24668032, 43169056, 49336064, 86338112, 98672128, 172676224, 197344256, 345352448, 690704896, 1381409792]

約数ペア:

[(1, 1381409792), (2, 690704896), (4, 345352448), (7, 197344256), (8, 172676224), (14, 98672128), (16, 86338112), (28, 49336064), (32, 43169056), (56, 24668032), (64, 21584528), (112, 12334016), (128, 10792264), (191, 7232512), (224, 6167008), (256, 5396132), (382, 3616256), (448, 3083504), (512, 2698066), (764, 1808128), (896, 1541752), (1009, 1369088), (1024, 1349033), (1337, 1033216), (1528, 904064), (1792, 770876), (2018, 684544), (2674, 516608), (3056, 452032), (3584, 385438), (4036, 342272), (5348, 258304), (6112, 226016), (7063, 195584), (7168, 192719), (8072, 171136), (10696, 129152), (12224, 113008), (14126, 97792), (16144, 85568), (21392, 64576), (24448, 56504), (28252, 48896), (32288, 42784)]