28057456

素因数分解:

$2^4\times 7^1\times {\mathrm{67}}^1\times {\mathrm{3739}}^1$

素因数の和:3821

約数の個数: 40

約数和(自身を含む): 63071360

約数和(自身を除く): 35013904

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 67, 112, 134, 268, 469, 536, 938, 1072, 1876, 3739, 3752, 7478, 7504, 14956, 26173, 29912, 52346, 59824, 104692, 209384, 250513, 418768, 501026, 1002052, 1753591, 2004104, 3507182, 4008208, 7014364, 14028728, 28057456]

約数ペア:

[(1, 28057456), (2, 14028728), (4, 7014364), (7, 4008208), (8, 3507182), (14, 2004104), (16, 1753591), (28, 1002052), (56, 501026), (67, 418768), (112, 250513), (134, 209384), (268, 104692), (469, 59824), (536, 52346), (938, 29912), (1072, 26173), (1876, 14956), (3739, 7504), (3752, 7478)]