127745401

素因数分解:

$7^2\times {\mathrm{71}}^1\times {\mathrm{73}}^1\times {\mathrm{503}}^1$

素因数の和:661

約数の個数: 24

約数和(自身を含む): 153062784

約数和(自身を除く): 25317383

約数列:

[1, 7, 49, 71, 73, 497, 503, 511, 3479, 3521, 3577, 5183, 24647, 35713, 36281, 36719, 249991, 253967, 257033, 1749937, 1799231, 2607049, 18249343, 127745401]

約数ペア:

[(1, 127745401), (7, 18249343), (49, 2607049), (71, 1799231), (73, 1749937), (497, 257033), (503, 253967), (511, 249991), (3479, 36719), (3521, 36281), (3577, 35713), (5183, 24647)]