51879681

素因数分解:

$3^2\times 7^2\times {\mathrm{47}}^1\times {\mathrm{2503}}^1$

素因数の和:2570

約数の個数: 36

約数和(自身を含む): 89062272

約数和(自身を除く): 37182591

約数列:

[1, 3, 7, 9, 21, 47, 49, 63, 141, 147, 329, 423, 441, 987, 2303, 2503, 2961, 6909, 7509, 17521, 20727, 22527, 52563, 117641, 122647, 157689, 352923, 367941, 823487, 1058769, 1103823, 2470461, 5764409, 7411383, 17293227, 51879681]

約数ペア:

[(1, 51879681), (3, 17293227), (7, 7411383), (9, 5764409), (21, 2470461), (47, 1103823), (49, 1058769), (63, 823487), (141, 367941), (147, 352923), (329, 157689), (423, 122647), (441, 117641), (987, 52563), (2303, 22527), (2503, 20727), (2961, 17521), (6909, 7509)]