857344

素因数分解:

$2^8\times {\mathrm{17}}^1\times {\mathrm{197}}^1$

素因数の和:230

約数の個数: 36

約数和(自身を含む): 1821204

約数和(自身を除く): 963860

約数列:

[1, 2, 4, 8, 16, 17, 32, 34, 64, 68, 128, 136, 197, 256, 272, 394, 544, 788, 1088, 1576, 2176, 3152, 3349, 4352, 6304, 6698, 12608, 13396, 25216, 26792, 50432, 53584, 107168, 214336, 428672, 857344]

約数ペア:

[(1, 857344), (2, 428672), (4, 214336), (8, 107168), (16, 53584), (17, 50432), (32, 26792), (34, 25216), (64, 13396), (68, 12608), (128, 6698), (136, 6304), (197, 4352), (256, 3349), (272, 3152), (394, 2176), (544, 1576), (788, 1088)]