28679168

素因数分解:

$2^{10}\times 7^1\times {\mathrm{4001}}^1$

素因数の和:4028

約数の個数: 44

約数和(自身を含む): 65536752

約数和(自身を除く): 36857584

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 56, 64, 112, 128, 224, 256, 448, 512, 896, 1024, 1792, 3584, 4001, 7168, 8002, 16004, 28007, 32008, 56014, 64016, 112028, 128032, 224056, 256064, 448112, 512128, 896224, 1024256, 1792448, 2048512, 3584896, 4097024, 7169792, 14339584, 28679168]

約数ペア:

[(1, 28679168), (2, 14339584), (4, 7169792), (7, 4097024), (8, 3584896), (14, 2048512), (16, 1792448), (28, 1024256), (32, 896224), (56, 512128), (64, 448112), (112, 256064), (128, 224056), (224, 128032), (256, 112028), (448, 64016), (512, 56014), (896, 32008), (1024, 28007), (1792, 16004), (3584, 8002), (4001, 7168)]