252497728

素因数分解:

$2^6\times 7^1\times {\mathrm{31}}^1\times {\mathrm{18181}}^1$

素因数の和:18231

約数の個数: 56

約数和(自身を含む): 591133184

約数和(自身を除く): 338635456

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 31, 32, 56, 62, 64, 112, 124, 217, 224, 248, 434, 448, 496, 868, 992, 1736, 1984, 3472, 6944, 13888, 18181, 36362, 72724, 127267, 145448, 254534, 290896, 509068, 563611, 581792, 1018136, 1127222, 1163584, 2036272, 2254444, 3945277, 4072544, 4508888, 7890554, 8145088, 9017776, 15781108, 18035552, 31562216, 36071104, 63124432, 126248864, 252497728]

約数ペア:

[(1, 252497728), (2, 126248864), (4, 63124432), (7, 36071104), (8, 31562216), (14, 18035552), (16, 15781108), (28, 9017776), (31, 8145088), (32, 7890554), (56, 4508888), (62, 4072544), (64, 3945277), (112, 2254444), (124, 2036272), (217, 1163584), (224, 1127222), (248, 1018136), (434, 581792), (448, 563611), (496, 509068), (868, 290896), (992, 254534), (1736, 145448), (1984, 127267), (3472, 72724), (6944, 36362), (13888, 18181)]