28879648

素因数分解:

$2^5\times 7^1\times {\mathrm{229}}^1\times {\mathrm{563}}^1$

素因数の和:809

約数の個数: 48

約数和(自身を含む): 65378880

約数和(自身を除く): 36499232

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 56, 112, 224, 229, 458, 563, 916, 1126, 1603, 1832, 2252, 3206, 3664, 3941, 4504, 6412, 7328, 7882, 9008, 12824, 15764, 18016, 25648, 31528, 51296, 63056, 126112, 128927, 257854, 515708, 902489, 1031416, 1804978, 2062832, 3609956, 4125664, 7219912, 14439824, 28879648]

約数ペア:

[(1, 28879648), (2, 14439824), (4, 7219912), (7, 4125664), (8, 3609956), (14, 2062832), (16, 1804978), (28, 1031416), (32, 902489), (56, 515708), (112, 257854), (224, 128927), (229, 126112), (458, 63056), (563, 51296), (916, 31528), (1126, 25648), (1603, 18016), (1832, 15764), (2252, 12824), (3206, 9008), (3664, 7882), (3941, 7328), (4504, 6412)]