1286187

素因数分解:

$3^1\times 7^1\times {\mathrm{73}}^1\times {\mathrm{839}}^1$

素因数の和:922

約数の個数: 16

約数和(自身を含む): 1989120

約数和(自身を除く): 702933

約数列:

[1, 3, 7, 21, 73, 219, 511, 839, 1533, 2517, 5873, 17619, 61247, 183741, 428729, 1286187]

約数ペア:

[(1, 1286187), (3, 428729), (7, 183741), (21, 61247), (73, 17619), (219, 5873), (511, 2517), (839, 1533)]