128126224

素因数分解:

$2^4\times {\mathrm{31}}^1\times {\mathrm{258319}}^1$

素因数の和:258358

約数の個数: 20

約数和(自身を含む): 256253440

約数和(自身を除く): 128127216

約数列:

[1, 2, 4, 8, 16, 31, 62, 124, 248, 496, 258319, 516638, 1033276, 2066552, 4133104, 8007889, 16015778, 32031556, 64063112, 128126224]

約数ペア:

[(1, 128126224), (2, 64063112), (4, 32031556), (8, 16015778), (16, 8007889), (31, 4133104), (62, 2066552), (124, 1033276), (248, 516638), (496, 258319)]