398793984

素因数分解:

$2^8\times 3^1\times {\mathrm{353}}^1\times {\mathrm{1471}}^1$

素因数の和:1843

約数の個数: 72

約数和(自身を含む): 1065103872

約数和(自身を除く): 666309888

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 32, 48, 64, 96, 128, 192, 256, 353, 384, 706, 768, 1059, 1412, 1471, 2118, 2824, 2942, 4236, 4413, 5648, 5884, 8472, 8826, 11296, 11768, 16944, 17652, 22592, 23536, 33888, 35304, 45184, 47072, 67776, 70608, 90368, 94144, 135552, 141216, 188288, 271104, 282432, 376576, 519263, 564864, 1038526, 1129728, 1557789, 2077052, 3115578, 4154104, 6231156, 8308208, 12462312, 16616416, 24924624, 33232832, 49849248, 66465664, 99698496, 132931328, 199396992, 398793984]

約数ペア:

[(1, 398793984), (2, 199396992), (3, 132931328), (4, 99698496), (6, 66465664), (8, 49849248), (12, 33232832), (16, 24924624), (24, 16616416), (32, 12462312), (48, 8308208), (64, 6231156), (96, 4154104), (128, 3115578), (192, 2077052), (256, 1557789), (353, 1129728), (384, 1038526), (706, 564864), (768, 519263), (1059, 376576), (1412, 282432), (1471, 271104), (2118, 188288), (2824, 141216), (2942, 135552), (4236, 94144), (4413, 90368), (5648, 70608), (5884, 67776), (8472, 47072), (8826, 45184), (11296, 35304), (11768, 33888), (16944, 23536), (17652, 22592)]