28497616

素因数分解:

$2^4\times 7^2\times {\mathrm{163}}^1\times {\mathrm{223}}^1$

素因数の和:408

約数の個数: 60

約数和(自身を含む): 64912512

約数和(自身を除く): 36414896

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 49, 56, 98, 112, 163, 196, 223, 326, 392, 446, 652, 784, 892, 1141, 1304, 1561, 1784, 2282, 2608, 3122, 3568, 4564, 6244, 7987, 9128, 10927, 12488, 15974, 18256, 21854, 24976, 31948, 36349, 43708, 63896, 72698, 87416, 127792, 145396, 174832, 254443, 290792, 508886, 581584, 1017772, 1781101, 2035544, 3562202, 4071088, 7124404, 14248808, 28497616]

約数ペア:

[(1, 28497616), (2, 14248808), (4, 7124404), (7, 4071088), (8, 3562202), (14, 2035544), (16, 1781101), (28, 1017772), (49, 581584), (56, 508886), (98, 290792), (112, 254443), (163, 174832), (196, 145396), (223, 127792), (326, 87416), (392, 72698), (446, 63896), (652, 43708), (784, 36349), (892, 31948), (1141, 24976), (1304, 21854), (1561, 18256), (1784, 15974), (2282, 12488), (2608, 10927), (3122, 9128), (3568, 7987), (4564, 6244)]