128964892

素因数分解:

$2^2\times 7^1\times {\mathrm{1867}}^1\times {\mathrm{2467}}^1$

素因数の和:4345

約数の個数: 24

約数和(自身を含む): 258172544

約数和(自身を除く): 129207652

約数列:

[1, 2, 4, 7, 14, 28, 1867, 2467, 3734, 4934, 7468, 9868, 13069, 17269, 26138, 34538, 52276, 69076, 4605889, 9211778, 18423556, 32241223, 64482446, 128964892]

約数ペア:

[(1, 128964892), (2, 64482446), (4, 32241223), (7, 18423556), (14, 9211778), (28, 4605889), (1867, 69076), (2467, 52276), (3734, 34538), (4934, 26138), (7468, 17269), (9868, 13069)]