28159936

素因数分解:

$2^6\times 7^1\times {\mathrm{239}}^1\times {\mathrm{263}}^1$

素因数の和:521

約数の個数: 56

約数和(自身を含む): 64373760

約数和(自身を除く): 36213824

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 56, 64, 112, 224, 239, 263, 448, 478, 526, 956, 1052, 1673, 1841, 1912, 2104, 3346, 3682, 3824, 4208, 6692, 7364, 7648, 8416, 13384, 14728, 15296, 16832, 26768, 29456, 53536, 58912, 62857, 107072, 117824, 125714, 251428, 439999, 502856, 879998, 1005712, 1759996, 2011424, 3519992, 4022848, 7039984, 14079968, 28159936]

約数ペア:

[(1, 28159936), (2, 14079968), (4, 7039984), (7, 4022848), (8, 3519992), (14, 2011424), (16, 1759996), (28, 1005712), (32, 879998), (56, 502856), (64, 439999), (112, 251428), (224, 125714), (239, 117824), (263, 107072), (448, 62857), (478, 58912), (526, 53536), (956, 29456), (1052, 26768), (1673, 16832), (1841, 15296), (1912, 14728), (2104, 13384), (3346, 8416), (3682, 7648), (3824, 7364), (4208, 6692)]