257576334

素因数分解:

$2^1\times 3^1\times {\mathrm{31}}^1\times {\mathrm{353}}^1\times {\mathrm{3923}}^1$

素因数の和:4312

約数の個数: 32

約数和(自身を含む): 533412864

約数和(自身を除く): 275836530

約数列:

[1, 2, 3, 6, 31, 62, 93, 186, 353, 706, 1059, 2118, 3923, 7846, 10943, 11769, 21886, 23538, 32829, 65658, 121613, 243226, 364839, 729678, 1384819, 2769638, 4154457, 8308914, 42929389, 85858778, 128788167, 257576334]

約数ペア:

[(1, 257576334), (2, 128788167), (3, 85858778), (6, 42929389), (31, 8308914), (62, 4154457), (93, 2769638), (186, 1384819), (353, 729678), (706, 364839), (1059, 243226), (2118, 121613), (3923, 65658), (7846, 32829), (10943, 23538), (11769, 21886)]