31196984

素因数分解:

$2^3\times 7^1\times {\mathrm{13}}^1\times {\mathrm{42853}}^1$

素因数の和:42879

約数の個数: 32

約数和(自身を含む): 71994720

約数和(自身を除く): 40797736

約数列:

[1, 2, 4, 7, 8, 13, 14, 26, 28, 52, 56, 91, 104, 182, 364, 728, 42853, 85706, 171412, 299971, 342824, 557089, 599942, 1114178, 1199884, 2228356, 2399768, 3899623, 4456712, 7799246, 15598492, 31196984]

約数ペア:

[(1, 31196984), (2, 15598492), (4, 7799246), (7, 4456712), (8, 3899623), (13, 2399768), (14, 2228356), (26, 1199884), (28, 1114178), (52, 599942), (56, 557089), (91, 342824), (104, 299971), (182, 171412), (364, 85706), (728, 42853)]