205105264

素因数分解:

$2^4\times 7^1\times {\mathrm{13}}^1\times {\mathrm{140869}}^1$

素因数の和:140897

約数の個数: 40

約数和(自身を含む): 489100640

約数和(自身を除く): 283995376

約数列:

[1, 2, 4, 7, 8, 13, 14, 16, 26, 28, 52, 56, 91, 104, 112, 182, 208, 364, 728, 1456, 140869, 281738, 563476, 986083, 1126952, 1831297, 1972166, 2253904, 3662594, 3944332, 7325188, 7888664, 12819079, 14650376, 15777328, 25638158, 29300752, 51276316, 102552632, 205105264]

約数ペア:

[(1, 205105264), (2, 102552632), (4, 51276316), (7, 29300752), (8, 25638158), (13, 15777328), (14, 14650376), (16, 12819079), (26, 7888664), (28, 7325188), (52, 3944332), (56, 3662594), (91, 2253904), (104, 1972166), (112, 1831297), (182, 1126952), (208, 986083), (364, 563476), (728, 281738), (1456, 140869)]