28689304

素因数分解:

$2^3\times 7^2\times {\mathrm{163}}^1\times {\mathrm{449}}^1$

素因数の和:632

約数の個数: 48

約数和(自身を含む): 63099000

約数和(自身を除く): 34409696

約数列:

[1, 2, 4, 7, 8, 14, 28, 49, 56, 98, 163, 196, 326, 392, 449, 652, 898, 1141, 1304, 1796, 2282, 3143, 3592, 4564, 6286, 7987, 9128, 12572, 15974, 22001, 25144, 31948, 44002, 63896, 73187, 88004, 146374, 176008, 292748, 512309, 585496, 1024618, 2049236, 3586163, 4098472, 7172326, 14344652, 28689304]

約数ペア:

[(1, 28689304), (2, 14344652), (4, 7172326), (7, 4098472), (8, 3586163), (14, 2049236), (28, 1024618), (49, 585496), (56, 512309), (98, 292748), (163, 176008), (196, 146374), (326, 88004), (392, 73187), (449, 63896), (652, 44002), (898, 31948), (1141, 25144), (1304, 22001), (1796, 15974), (2282, 12572), (3143, 9128), (3592, 7987), (4564, 6286)]