28550784

素因数分解:

$2^7\times 3^1\times {\mathrm{149}}^1\times {\mathrm{499}}^1$

素因数の和:665

約数の個数: 64

約数和(自身を含む): 76500000

約数和(自身を除く): 47949216

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 32, 48, 64, 96, 128, 149, 192, 298, 384, 447, 499, 596, 894, 998, 1192, 1497, 1788, 1996, 2384, 2994, 3576, 3992, 4768, 5988, 7152, 7984, 9536, 11976, 14304, 15968, 19072, 23952, 28608, 31936, 47904, 57216, 63872, 74351, 95808, 148702, 191616, 223053, 297404, 446106, 594808, 892212, 1189616, 1784424, 2379232, 3568848, 4758464, 7137696, 9516928, 14275392, 28550784]

約数ペア:

[(1, 28550784), (2, 14275392), (3, 9516928), (4, 7137696), (6, 4758464), (8, 3568848), (12, 2379232), (16, 1784424), (24, 1189616), (32, 892212), (48, 594808), (64, 446106), (96, 297404), (128, 223053), (149, 191616), (192, 148702), (298, 95808), (384, 74351), (447, 63872), (499, 57216), (596, 47904), (894, 31936), (998, 28608), (1192, 23952), (1497, 19072), (1788, 15968), (1996, 14304), (2384, 11976), (2994, 9536), (3576, 7984), (3992, 7152), (4768, 5988)]