81499196

素因数分解:

$2^2\times {\mathrm{71}}^1\times {\mathrm{347}}^1\times {\mathrm{827}}^1$

素因数の和:1249

約数の個数: 24

約数和(自身を含む): 145224576

約数和(自身を除く): 63725380

約数列:

[1, 2, 4, 71, 142, 284, 347, 694, 827, 1388, 1654, 3308, 24637, 49274, 58717, 98548, 117434, 234868, 286969, 573938, 1147876, 20374799, 40749598, 81499196]

約数ペア:

[(1, 81499196), (2, 40749598), (4, 20374799), (71, 1147876), (142, 573938), (284, 286969), (347, 234868), (694, 117434), (827, 98548), (1388, 58717), (1654, 49274), (3308, 24637)]